1056 lines
25 KiB
C++
1056 lines
25 KiB
C++
/**
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* @file llcombobox.cpp
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* @brief LLComboBox base class
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*
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* Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
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* $License$
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*/
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// A control that displays the name of the chosen item, which when
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// clicked shows a scrolling box of options.
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#include "linden_common.h"
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// file includes
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#include "llcombobox.h"
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// common includes
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#include "llstring.h"
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// newview includes
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#include "llbutton.h"
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#include "llkeyboard.h"
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#include "llscrolllistctrl.h"
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#include "llwindow.h"
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#include "llfloater.h"
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#include "llscrollbar.h"
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#include "llcontrol.h"
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#include "llfocusmgr.h"
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#include "lllineeditor.h"
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#include "v2math.h"
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// Globals
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S32 LLCOMBOBOX_HEIGHT = 0;
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S32 LLCOMBOBOX_WIDTH = 0;
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LLComboBox::LLComboBox( const LLString& name, const LLRect &rect, const LLString& label,
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void (*commit_callback)(LLUICtrl*,void*),
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void *callback_userdata
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)
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: LLUICtrl(name, rect, TRUE, commit_callback, callback_userdata,
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FOLLOWS_LEFT | FOLLOWS_TOP),
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mDrawArrow(TRUE),
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mTextEntry(NULL),
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mArrowImage(NULL),
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mArrowImageWidth(8),
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mAllowTextEntry(FALSE),
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mMaxChars(20),
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mTextEntryTentative(TRUE),
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mPrearrangeCallback( NULL ),
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mListPosition(BELOW),
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mTextEntryCallback( NULL )
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{
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// For now, all comboboxes don't take keyboard focus when clicked.
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// This might change if it is part of a modal dialog.
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// mKeyboardFocusOnClick = FALSE;
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// Revert to standard behavior. When this control's parent is hidden, it needs to
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// hide this ctrl--which won't just happen automatically since when LLComboBox is
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// showing its list, it's also set to TopCtrl. When keyboard focus is cleared all
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// controls (including this one) know that they are no longer editing.
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mKeyboardFocusOnClick = TRUE;
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LLRect r;
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r.setOriginAndSize(0, 0, rect.getWidth(), rect.getHeight());
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// Always use text box
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// Text label button
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mButton = new LLSquareButton("comboxbox button",
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r, label, NULL, LLString::null,
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NULL, this);
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mButton->setMouseDownCallback(onButtonDown);
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mButton->setFont(LLFontGL::sSansSerifSmall);
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mButton->setFollows(FOLLOWS_LEFT | FOLLOWS_BOTTOM | FOLLOWS_RIGHT);
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mButton->setHAlign( LLFontGL::LEFT );
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const S32 ARROW_WIDTH = 16;
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mButton->setRightHPad( ARROW_WIDTH );
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addChild(mButton);
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// Default size, will be set by arrange() call in button callback.
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S32 list_width = mRect.getWidth() + SCROLLBAR_SIZE;
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r.setOriginAndSize(0, 16, list_width, 220);
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// disallow multiple selection
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mList = new LLScrollListCtrl(
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"ComboBox", r,
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&LLComboBox::onItemSelected, this, FALSE);
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mList->setVisible(FALSE);
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mList->setBgWriteableColor( LLColor4(1,1,1,1) );
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mList->setCommitOnKeyboardMovement(FALSE);
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mList->setFocusChangedCallback(onListFocusChanged);
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addChild(mList);
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LLRect border_rect(0, mRect.getHeight(), mRect.getWidth(), 0);
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mBorder = new LLViewBorder( "combo border", border_rect );
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addChild( mBorder );
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mBorder->setFollows(FOLLOWS_LEFT|FOLLOWS_RIGHT|FOLLOWS_TOP|FOLLOWS_BOTTOM);
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LLUUID arrow_image_id( LLUI::sAssetsGroup->getString("combobox_arrow.tga") );
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mArrowImage = LLUI::sImageProvider->getUIImageByID(arrow_image_id);
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mArrowImageWidth = llmax(8,mArrowImage->getWidth(0)); // In case image hasn't loaded yet
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}
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LLComboBox::~LLComboBox()
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{
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// children automatically deleted, including mMenu, mButton
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}
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// virtual
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LLXMLNodePtr LLComboBox::getXML(bool save_children) const
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{
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LLXMLNodePtr node = LLUICtrl::getXML();
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// Attributes
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node->createChild("allow_text_entry", TRUE)->setBoolValue(mAllowTextEntry);
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node->createChild("max_chars", TRUE)->setIntValue(mMaxChars);
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// Contents
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std::vector<LLScrollListItem*> data_list = mList->getAllData();
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std::vector<LLScrollListItem*>::iterator data_itor;
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for (data_itor = data_list.begin(); data_itor != data_list.end(); ++data_itor)
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{
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LLScrollListItem* item = *data_itor;
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LLScrollListCell* cell = item->getColumn(0);
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if (cell)
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{
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LLXMLNodePtr item_node = node->createChild("combo_item", FALSE);
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LLSD value = item->getValue();
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item_node->createChild("value", TRUE)->setStringValue(value.asString());
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item_node->createChild("enabled", TRUE)->setBoolValue(item->getEnabled());
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item_node->setStringValue(cell->getText());
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}
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}
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return node;
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}
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// static
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LLView* LLComboBox::fromXML(LLXMLNodePtr node, LLView *parent, LLUICtrlFactory *factory)
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{
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LLString name("combo_box");
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node->getAttributeString("name", name);
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LLString label("");
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node->getAttributeString("label", label);
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LLRect rect;
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createRect(node, rect, parent, LLRect());
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BOOL allow_text_entry = FALSE;
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node->getAttributeBOOL("allow_text_entry", allow_text_entry);
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S32 max_chars = 20;
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node->getAttributeS32("max_chars", max_chars);
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LLUICtrlCallback callback = NULL;
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LLComboBox* combo_box = new LLComboBox(name,
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rect,
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label,
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callback,
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NULL);
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combo_box->setAllowTextEntry(allow_text_entry, max_chars);
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combo_box->initFromXML(node, parent);
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const LLString& contents = node->getValue();
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if (contents.find_first_not_of(" \n\t") != contents.npos)
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{
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llerrs << "Legacy combo box item format used! Please convert to <combo_item> tags!" << llendl;
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}
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else
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{
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LLXMLNodePtr child;
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for (child = node->getFirstChild(); child.notNull(); child = child->getNextSibling())
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{
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if (child->hasName("combo_item"))
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{
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LLString label = child->getTextContents();
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LLString value = label;
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child->getAttributeString("value", value);
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combo_box->add(label, LLSD(value) );
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}
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}
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}
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combo_box->selectFirstItem();
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return combo_box;
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}
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void LLComboBox::setEnabled(BOOL enabled)
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{
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LLView::setEnabled(enabled);
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mButton->setEnabled(enabled);
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}
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void LLComboBox::clear()
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{
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if (mTextEntry)
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{
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mTextEntry->setText("");
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}
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mButton->setLabelSelected("");
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mButton->setLabelUnselected("");
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mButton->setDisabledLabel("");
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mButton->setDisabledSelectedLabel("");
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mList->deselectAllItems();
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}
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void LLComboBox::onCommit()
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{
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if (mAllowTextEntry && getCurrentIndex() != -1)
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{
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// we have selected an existing item, blitz the manual text entry with
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// the properly capitalized item
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mTextEntry->setValue(getSimple());
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mTextEntry->setTentative(FALSE);
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}
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LLUICtrl::onCommit();
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}
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// add item "name" to menu
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void LLComboBox::add(const LLString& name, EAddPosition pos, BOOL enabled)
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{
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mList->addSimpleItem(name, pos, enabled);
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mList->selectFirstItem();
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}
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// add item "name" with a unique id to menu
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void LLComboBox::add(const LLString& name, const LLUUID& id, EAddPosition pos, BOOL enabled )
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{
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mList->addSimpleItem(name, LLSD(id), pos, enabled);
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mList->selectFirstItem();
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}
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// add item "name" with attached userdata
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void LLComboBox::add(const LLString& name, void* userdata, EAddPosition pos, BOOL enabled )
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{
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LLScrollListItem* item = mList->addSimpleItem(name, pos, enabled);
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item->setUserdata( userdata );
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mList->selectFirstItem();
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}
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// add item "name" with attached generic data
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void LLComboBox::add(const LLString& name, LLSD value, EAddPosition pos, BOOL enabled )
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{
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mList->addSimpleItem(name, value, pos, enabled);
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mList->selectFirstItem();
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}
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void LLComboBox::sortByName()
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{
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mList->sortByColumn(0, TRUE);
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}
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// Choose an item with a given name in the menu.
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// Returns TRUE if the item was found.
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BOOL LLComboBox::setSimple(const LLString& name)
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{
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BOOL found = mList->selectSimpleItem(name, FALSE);
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if (found)
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{
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setLabel(name);
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}
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return found;
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}
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// virtual
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void LLComboBox::setValue(const LLSD& value)
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{
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BOOL found = mList->selectByValue(value);
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if (found)
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{
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LLScrollListItem* item = mList->getFirstSelected();
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if (item)
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{
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setLabel( mList->getSimpleSelectedItem() );
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}
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}
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}
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const LLString& LLComboBox::getSimple() const
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{
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const LLString& res = mList->getSimpleSelectedItem();
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if (res.empty() && mAllowTextEntry)
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{
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return mTextEntry->getText();
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}
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else
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{
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return res;
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}
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}
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const LLString& LLComboBox::getSimpleSelectedItem(S32 column) const
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{
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return mList->getSimpleSelectedItem(column);
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}
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// virtual
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LLSD LLComboBox::getValue() const
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{
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LLScrollListItem* item = mList->getFirstSelected();
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if( item )
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{
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return item->getValue();
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}
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else if (mAllowTextEntry)
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{
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return mTextEntry->getValue();
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}
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else
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{
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return LLSD();
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}
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}
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void LLComboBox::setLabel(const LLString& name)
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{
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if ( mAllowTextEntry )
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{
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mTextEntry->setText(name);
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if (mList->selectSimpleItem(name, FALSE))
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{
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mTextEntry->setTentative(FALSE);
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}
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else
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{
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mTextEntry->setTentative(mTextEntryTentative);
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}
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}
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else
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{
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mButton->setLabelUnselected(name);
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mButton->setLabelSelected(name);
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mButton->setDisabledLabel(name);
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mButton->setDisabledSelectedLabel(name);
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}
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}
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BOOL LLComboBox::remove(const LLString& name)
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{
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BOOL found = mList->selectSimpleItem(name);
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if (found)
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{
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LLScrollListItem* item = mList->getFirstSelected();
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if (item)
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{
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mList->deleteSingleItem(mList->getItemIndex(item));
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}
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}
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return found;
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}
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BOOL LLComboBox::remove(S32 index)
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{
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if (index < mList->getItemCount())
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{
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mList->deleteSingleItem(index);
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return TRUE;
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}
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return FALSE;
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}
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// Keyboard focus lost.
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void LLComboBox::onFocusLost()
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{
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hideList();
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// if valid selection
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if (mAllowTextEntry && getCurrentIndex() != -1)
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{
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mTextEntry->selectAll();
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}
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LLUICtrl::onFocusLost();
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}
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void LLComboBox::setButtonVisible(BOOL visible)
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{
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mButton->setVisible(visible);
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mDrawArrow = visible;
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if (mTextEntry)
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{
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LLRect text_entry_rect(0, mRect.getHeight(), mRect.getWidth(), 0);
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if (visible)
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{
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text_entry_rect.mRight -= mArrowImageWidth + 2 * LLUI::sConfigGroup->getS32("DropShadowButton");
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}
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//mTextEntry->setRect(text_entry_rect);
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mTextEntry->reshape(text_entry_rect.getWidth(), text_entry_rect.getHeight(), TRUE);
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}
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}
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void LLComboBox::draw()
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{
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if( getVisible() )
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{
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mBorder->setKeyboardFocusHighlight(hasFocus());
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mButton->setEnabled(mEnabled /*&& !mList->isEmpty()*/);
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// Draw children
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LLUICtrl::draw();
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if (mDrawArrow)
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{
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// Paste the graphic on the right edge
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if (!mArrowImage.isNull())
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{
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S32 arrow_height = llmin(mRect.getHeight(), mArrowImage->getHeight());
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S32 arrow_width = llround((F32)mArrowImage->getWidth() * ((F32)arrow_height / (F32)mArrowImage->getHeight()));
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S32 left = mRect.getWidth() - mArrowImage->getWidth() - LLUI::sConfigGroup->getS32("DropShadowButton");
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gl_draw_scaled_image( left, 0, arrow_width, arrow_height, mArrowImage, LLColor4::white);
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}
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}
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}
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}
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BOOL LLComboBox::setCurrentByIndex( S32 index )
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{
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BOOL found = mList->selectNthItem( index );
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if (found)
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{
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setLabel(mList->getSimpleSelectedItem());
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}
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return found;
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}
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S32 LLComboBox::getCurrentIndex() const
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{
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LLScrollListItem* item = mList->getFirstSelected();
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if( item )
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{
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return mList->getItemIndex( item );
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}
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return -1;
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}
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void* LLComboBox::getCurrentUserdata()
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{
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LLScrollListItem* item = mList->getFirstSelected();
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if( item )
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{
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return item->getUserdata();
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}
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return NULL;
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}
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void LLComboBox::showList()
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{
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// Make sure we don't go off top of screen.
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LLCoordWindow window_size;
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getWindow()->getSize(&window_size);
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//HACK: shouldn't have to know about scale here
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mList->arrange( 192, llfloor((F32)window_size.mY / LLUI::sGLScaleFactor.mV[VY]) - 50 );
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// Make sure that we can see the whole list
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LLRect root_view_local;
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LLView* root_view = getRootView();
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root_view->localRectToOtherView(root_view->getLocalRect(), &root_view_local, this);
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LLRect rect = mList->getRect();
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S32 list_width = mRect.getWidth() + SCROLLBAR_SIZE;
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if (mListPosition == BELOW)
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{
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if (rect.getHeight() <= -root_view_local.mBottom)
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{
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// Move rect so it hangs off the bottom of this view
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rect.setLeftTopAndSize(0, 0, list_width, rect.getHeight() );
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}
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else
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{
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// stack on top or bottom, depending on which has more room
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if (-root_view_local.mBottom > root_view_local.mTop - mRect.getHeight())
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{
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// Move rect so it hangs off the bottom of this view
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rect.setLeftTopAndSize(0, 0, list_width, llmin(-root_view_local.mBottom, rect.getHeight()));
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}
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else
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{
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// move rect so it stacks on top of this view (clipped to size of screen)
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rect.setOriginAndSize(0, mRect.getHeight(), list_width, llmin(root_view_local.mTop - mRect.getHeight(), rect.getHeight()));
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}
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}
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}
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else // ABOVE
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{
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if (rect.getHeight() <= root_view_local.mTop - mRect.getHeight())
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{
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// move rect so it stacks on top of this view (clipped to size of screen)
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rect.setOriginAndSize(0, mRect.getHeight(), list_width, llmin(root_view_local.mTop - mRect.getHeight(), rect.getHeight()));
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}
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else
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{
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// stack on top or bottom, depending on which has more room
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if (-root_view_local.mBottom > root_view_local.mTop - mRect.getHeight())
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{
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// Move rect so it hangs off the bottom of this view
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rect.setLeftTopAndSize(0, 0, list_width, llmin(-root_view_local.mBottom, rect.getHeight()));
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}
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else
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{
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// move rect so it stacks on top of this view (clipped to size of screen)
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rect.setOriginAndSize(0, mRect.getHeight(), list_width, llmin(root_view_local.mTop - mRect.getHeight(), rect.getHeight()));
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}
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}
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}
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mList->setOrigin(rect.mLeft, rect.mBottom);
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mList->reshape(rect.getWidth(), rect.getHeight());
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mList->translateIntoRect(root_view_local, FALSE);
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// Make sure we didn't go off bottom of screen
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S32 x, y;
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mList->localPointToScreen(0, 0, &x, &y);
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if (y < 0)
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{
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mList->translate(0, -y);
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}
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// pass mouse capture on to list if button is depressed
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if (mButton->hasMouseCapture())
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{
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gFocusMgr.setMouseCapture(mList);
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}
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// NB: this call will trigger the focuslost callback which will hide the list, so do it first
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// before finally showing the list
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if (!mList->getFirstSelected())
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|
{
|
|
// if nothing is selected, select the first item
|
|
// so that the callback is not immediately triggered on setFocus()
|
|
mList->selectFirstItem();
|
|
}
|
|
mList->setFocus(TRUE);
|
|
|
|
// Show the list and push the button down
|
|
mButton->setToggleState(TRUE);
|
|
mList->setVisible(TRUE);
|
|
|
|
gFocusMgr.setTopCtrl(mList);
|
|
}
|
|
|
|
void LLComboBox::hideList()
|
|
{
|
|
mButton->setToggleState(FALSE);
|
|
mList->setVisible(FALSE);
|
|
mList->highlightNthItem(-1);
|
|
|
|
if( gFocusMgr.getTopCtrl() == mList )
|
|
{
|
|
gFocusMgr.setTopCtrl(NULL);
|
|
}
|
|
|
|
//mList->setFocus(FALSE);
|
|
}
|
|
|
|
|
|
//------------------------------------------------------------------
|
|
// static functions
|
|
//------------------------------------------------------------------
|
|
|
|
// static
|
|
void LLComboBox::onButtonDown(void *userdata)
|
|
{
|
|
LLComboBox *self = (LLComboBox *)userdata;
|
|
|
|
if (!self->mList->getVisible())
|
|
{
|
|
LLScrollListItem* last_selected_item = self->mList->getLastSelectedItem();
|
|
if (last_selected_item)
|
|
{
|
|
// highlight the original selection before potentially selecting a new item
|
|
self->mList->highlightNthItem(self->mList->getItemIndex(last_selected_item));
|
|
}
|
|
|
|
if( self->mPrearrangeCallback )
|
|
{
|
|
self->mPrearrangeCallback( self, self->mCallbackUserData );
|
|
}
|
|
|
|
if (self->mList->getItemCount() != 0)
|
|
{
|
|
self->showList();
|
|
}
|
|
|
|
if (self->mKeyboardFocusOnClick && !self->hasFocus())
|
|
{
|
|
self->setFocus( TRUE );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// hide and release keyboard focus
|
|
self->hideList();
|
|
|
|
self->onCommit();
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// static
|
|
void LLComboBox::onItemSelected(LLUICtrl* item, void *userdata)
|
|
{
|
|
// Note: item is the LLScrollListCtrl
|
|
LLComboBox *self = (LLComboBox *) userdata;
|
|
|
|
const LLString& name = self->mList->getSimpleSelectedItem();
|
|
|
|
S32 cur_id = self->getCurrentIndex();
|
|
if (cur_id != -1)
|
|
{
|
|
self->setLabel(name);
|
|
|
|
if (self->mAllowTextEntry)
|
|
{
|
|
gFocusMgr.setKeyboardFocus(self->mTextEntry, NULL);
|
|
self->mTextEntry->selectAll();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// invalid selection, just restore existing value
|
|
self->mList->selectSimpleItem(self->mButton->getLabelSelected());
|
|
}
|
|
self->onCommit();
|
|
|
|
self->hideList();
|
|
}
|
|
|
|
// static
|
|
void LLComboBox::onListFocusChanged(LLUICtrl* list, void* user_data)
|
|
{
|
|
LLComboBox *self = (LLComboBox *) list->getParent();
|
|
// user not manipulating list or clicking on drop down button
|
|
if (!self->mList->hasFocus() && !self->mButton->hasMouseCapture())
|
|
{
|
|
//*HACK: store the original value explicitly somewhere, not just in label
|
|
LLString orig_selection = self->mAllowTextEntry ? self->mTextEntry->getText() : self->mButton->getLabelSelected();
|
|
|
|
self->hideList();
|
|
|
|
// reassert original selection
|
|
self->mList->selectSimpleItem(orig_selection, FALSE);
|
|
}
|
|
}
|
|
|
|
BOOL LLComboBox::handleToolTip(S32 x, S32 y, LLString& msg, LLRect* sticky_rect_screen)
|
|
{
|
|
|
|
LLString tool_tip;
|
|
|
|
if (LLUI::sShowXUINames)
|
|
{
|
|
tool_tip = getShowNamesToolTip();
|
|
}
|
|
else
|
|
{
|
|
tool_tip = mToolTipMsg;
|
|
}
|
|
|
|
if( getVisible() && pointInView( x, y ) )
|
|
{
|
|
if( !tool_tip.empty() )
|
|
{
|
|
msg = tool_tip;
|
|
|
|
// Convert rect local to screen coordinates
|
|
localPointToScreen(
|
|
0, 0,
|
|
&(sticky_rect_screen->mLeft), &(sticky_rect_screen->mBottom) );
|
|
localPointToScreen(
|
|
mRect.getWidth(), mRect.getHeight(),
|
|
&(sticky_rect_screen->mRight), &(sticky_rect_screen->mTop) );
|
|
}
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL LLComboBox::handleKeyHere(KEY key, MASK mask, BOOL called_from_parent)
|
|
{
|
|
BOOL result = FALSE;
|
|
if (gFocusMgr.childHasKeyboardFocus(this))
|
|
{
|
|
//give list a chance to pop up and handle key
|
|
LLScrollListItem* last_selected_item = mList->getLastSelectedItem();
|
|
if (last_selected_item)
|
|
{
|
|
// highlight the original selection before potentially selecting a new item
|
|
mList->highlightNthItem(mList->getItemIndex(last_selected_item));
|
|
}
|
|
result = mList->handleKeyHere(key, mask, FALSE);
|
|
// if selection has changed, pop open list
|
|
if (mList->getLastSelectedItem() != last_selected_item)
|
|
{
|
|
showList();
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
BOOL LLComboBox::handleUnicodeCharHere(llwchar uni_char, BOOL called_from_parent)
|
|
{
|
|
BOOL result = FALSE;
|
|
if (gFocusMgr.childHasKeyboardFocus(this))
|
|
{
|
|
// space bar just shows the list
|
|
if (' ' != uni_char )
|
|
{
|
|
LLScrollListItem* last_selected_item = mList->getLastSelectedItem();
|
|
if (last_selected_item)
|
|
{
|
|
// highlight the original selection before potentially selecting a new item
|
|
mList->highlightNthItem(mList->getItemIndex(last_selected_item));
|
|
}
|
|
result = mList->handleUnicodeCharHere(uni_char, called_from_parent);
|
|
if (mList->getLastSelectedItem() != last_selected_item)
|
|
{
|
|
showList();
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void LLComboBox::setAllowTextEntry(BOOL allow, S32 max_chars, BOOL set_tentative)
|
|
{
|
|
LLRect rect( 0, mRect.getHeight(), mRect.getWidth(), 0);
|
|
if (allow && !mAllowTextEntry)
|
|
{
|
|
S32 shadow_size = LLUI::sConfigGroup->getS32("DropShadowButton");
|
|
mButton->setRect(LLRect( mRect.getWidth() - mArrowImageWidth - 2 * shadow_size,
|
|
rect.mTop, rect.mRight, rect.mBottom));
|
|
mButton->setTabStop(FALSE);
|
|
|
|
// clear label on button
|
|
LLString cur_label = mButton->getLabelSelected();
|
|
setLabel("");
|
|
if (!mTextEntry)
|
|
{
|
|
LLRect text_entry_rect(0, mRect.getHeight(), mRect.getWidth(), 0);
|
|
text_entry_rect.mRight -= mArrowImageWidth + 2 * LLUI::sConfigGroup->getS32("DropShadowButton");
|
|
mTextEntry = new LLLineEditor("combo_text_entry",
|
|
text_entry_rect,
|
|
"",
|
|
LLFontGL::sSansSerifSmall,
|
|
max_chars,
|
|
onTextCommit,
|
|
onTextEntry,
|
|
NULL,
|
|
this,
|
|
NULL, // prevalidate func
|
|
LLViewBorder::BEVEL_NONE,
|
|
LLViewBorder::STYLE_LINE,
|
|
0); // no border
|
|
mTextEntry->setSelectAllonFocusReceived(TRUE);
|
|
mTextEntry->setHandleEditKeysDirectly(TRUE);
|
|
mTextEntry->setCommitOnFocusLost(FALSE);
|
|
mTextEntry->setText(cur_label);
|
|
mTextEntry->setIgnoreTab(TRUE);
|
|
mTextEntry->setFollowsAll();
|
|
addChild(mTextEntry);
|
|
mMaxChars = max_chars;
|
|
}
|
|
else
|
|
{
|
|
mTextEntry->setVisible(TRUE);
|
|
}
|
|
|
|
mButton->setFollows(FOLLOWS_BOTTOM | FOLLOWS_TOP | FOLLOWS_RIGHT);
|
|
}
|
|
else if (!allow && mAllowTextEntry)
|
|
{
|
|
mButton->setRect(rect);
|
|
mButton->setTabStop(TRUE);
|
|
|
|
if (mTextEntry)
|
|
{
|
|
mTextEntry->setVisible(FALSE);
|
|
}
|
|
mButton->setFollowsAll();
|
|
}
|
|
mAllowTextEntry = allow;
|
|
mTextEntryTentative = set_tentative;
|
|
}
|
|
|
|
void LLComboBox::setTextEntry(const LLString& text)
|
|
{
|
|
if (mTextEntry)
|
|
{
|
|
mTextEntry->setText(text);
|
|
updateSelection();
|
|
}
|
|
}
|
|
|
|
//static
|
|
void LLComboBox::onTextEntry(LLLineEditor* line_editor, void* user_data)
|
|
{
|
|
LLComboBox* self = (LLComboBox*)user_data;
|
|
|
|
if (self->mTextEntryCallback)
|
|
{
|
|
(*self->mTextEntryCallback)(line_editor, self->mCallbackUserData);
|
|
}
|
|
|
|
KEY key = gKeyboard->currentKey();
|
|
if (key == KEY_BACKSPACE ||
|
|
key == KEY_DELETE)
|
|
{
|
|
if (self->mList->selectSimpleItem(line_editor->getText(), FALSE))
|
|
{
|
|
line_editor->setTentative(FALSE);
|
|
}
|
|
else
|
|
{
|
|
line_editor->setTentative(self->mTextEntryTentative);
|
|
self->mList->deselectAllItems();
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (key == KEY_LEFT ||
|
|
key == KEY_RIGHT)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (key == KEY_DOWN)
|
|
{
|
|
self->setCurrentByIndex(llmin(self->getItemCount() - 1, self->getCurrentIndex() + 1));
|
|
if (!self->mList->getVisible())
|
|
{
|
|
if( self->mPrearrangeCallback )
|
|
{
|
|
self->mPrearrangeCallback( self, self->mCallbackUserData );
|
|
}
|
|
|
|
if (self->mList->getItemCount() != 0)
|
|
{
|
|
self->showList();
|
|
}
|
|
}
|
|
line_editor->selectAll();
|
|
line_editor->setTentative(FALSE);
|
|
}
|
|
else if (key == KEY_UP)
|
|
{
|
|
self->setCurrentByIndex(llmax(0, self->getCurrentIndex() - 1));
|
|
if (!self->mList->getVisible())
|
|
{
|
|
if( self->mPrearrangeCallback )
|
|
{
|
|
self->mPrearrangeCallback( self, self->mCallbackUserData );
|
|
}
|
|
|
|
if (self->mList->getItemCount() != 0)
|
|
{
|
|
self->showList();
|
|
}
|
|
}
|
|
line_editor->selectAll();
|
|
line_editor->setTentative(FALSE);
|
|
}
|
|
else
|
|
{
|
|
// RN: presumably text entry
|
|
self->updateSelection();
|
|
}
|
|
}
|
|
|
|
void LLComboBox::updateSelection()
|
|
{
|
|
LLWString left_wstring = mTextEntry->getWText().substr(0, mTextEntry->getCursor());
|
|
// user-entered portion of string, based on assumption that any selected
|
|
// text was a result of auto-completion
|
|
LLWString user_wstring = mTextEntry->hasSelection() ? left_wstring : mTextEntry->getWText();
|
|
LLString full_string = mTextEntry->getText();
|
|
|
|
// go ahead and arrange drop down list on first typed character, even
|
|
// though we aren't showing it... some code relies on prearrange
|
|
// callback to populate content
|
|
if( mTextEntry->getWText().size() == 1 )
|
|
{
|
|
if (mPrearrangeCallback)
|
|
{
|
|
mPrearrangeCallback( this, mCallbackUserData );
|
|
}
|
|
}
|
|
|
|
if (mList->selectSimpleItem(full_string, FALSE))
|
|
{
|
|
mTextEntry->setTentative(FALSE);
|
|
}
|
|
else if (!mList->selectSimpleItemByPrefix(left_wstring, FALSE))
|
|
{
|
|
mList->deselectAllItems();
|
|
mTextEntry->setText(wstring_to_utf8str(user_wstring));
|
|
mTextEntry->setTentative(mTextEntryTentative);
|
|
}
|
|
else
|
|
{
|
|
LLWString selected_item = utf8str_to_wstring(mList->getSimpleSelectedItem());
|
|
LLWString wtext = left_wstring + selected_item.substr(left_wstring.size(), selected_item.size());
|
|
mTextEntry->setText(wstring_to_utf8str(wtext));
|
|
mTextEntry->setSelection(left_wstring.size(), mTextEntry->getWText().size());
|
|
mTextEntry->endSelection();
|
|
mTextEntry->setTentative(FALSE);
|
|
}
|
|
}
|
|
|
|
//static
|
|
void LLComboBox::onTextCommit(LLUICtrl* caller, void* user_data)
|
|
{
|
|
LLComboBox* self = (LLComboBox*)user_data;
|
|
LLString text = self->mTextEntry->getText();
|
|
self->setSimple(text);
|
|
self->onCommit();
|
|
self->mTextEntry->selectAll();
|
|
}
|
|
|
|
void LLComboBox::setFocus(BOOL b)
|
|
{
|
|
LLUICtrl::setFocus(b);
|
|
|
|
if (b)
|
|
{
|
|
mList->clearSearchString();
|
|
}
|
|
}
|
|
|
|
//============================================================================
|
|
// LLCtrlListInterface functions
|
|
|
|
S32 LLComboBox::getItemCount() const
|
|
{
|
|
return mList->getItemCount();
|
|
}
|
|
|
|
void LLComboBox::addColumn(const LLSD& column, EAddPosition pos)
|
|
{
|
|
mList->clearColumns();
|
|
mList->addColumn(column, pos);
|
|
}
|
|
|
|
void LLComboBox::clearColumns()
|
|
{
|
|
mList->clearColumns();
|
|
}
|
|
|
|
void LLComboBox::setColumnLabel(const LLString& column, const LLString& label)
|
|
{
|
|
mList->setColumnLabel(column, label);
|
|
}
|
|
|
|
LLScrollListItem* LLComboBox::addElement(const LLSD& value, EAddPosition pos, void* userdata)
|
|
{
|
|
return mList->addElement(value, pos, userdata);
|
|
}
|
|
|
|
LLScrollListItem* LLComboBox::addSimpleElement(const LLString& value, EAddPosition pos, const LLSD& id)
|
|
{
|
|
return mList->addSimpleElement(value, pos, id);
|
|
}
|
|
|
|
void LLComboBox::clearRows()
|
|
{
|
|
mList->clearRows();
|
|
}
|
|
|
|
void LLComboBox::sortByColumn(LLString name, BOOL ascending)
|
|
{
|
|
}
|
|
|
|
//============================================================================
|
|
//LLCtrlSelectionInterface functions
|
|
|
|
BOOL LLComboBox::setCurrentByID(const LLUUID& id)
|
|
{
|
|
BOOL found = mList->selectByID( id );
|
|
|
|
if (found)
|
|
{
|
|
setLabel(mList->getSimpleSelectedItem());
|
|
}
|
|
|
|
return found;
|
|
}
|
|
|
|
LLUUID LLComboBox::getCurrentID()
|
|
{
|
|
return mList->getStringUUIDSelectedItem();
|
|
}
|
|
BOOL LLComboBox::setSelectedByValue(LLSD value, BOOL selected)
|
|
{
|
|
BOOL found = mList->setSelectedByValue(value, selected);
|
|
if (found)
|
|
{
|
|
setLabel(mList->getSimpleSelectedItem());
|
|
}
|
|
return found;
|
|
}
|
|
|
|
LLSD LLComboBox::getSimpleSelectedValue()
|
|
{
|
|
return mList->getSimpleSelectedValue();
|
|
}
|
|
|
|
BOOL LLComboBox::isSelected(LLSD value)
|
|
{
|
|
return mList->isSelected(value);
|
|
}
|
|
|
|
BOOL LLComboBox::operateOnSelection(EOperation op)
|
|
{
|
|
if (op == OP_DELETE)
|
|
{
|
|
mList->deleteSelectedItems();
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
BOOL LLComboBox::operateOnAll(EOperation op)
|
|
{
|
|
if (op == OP_DELETE)
|
|
{
|
|
clearRows();
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|