138 lines
3.0 KiB
C++
138 lines
3.0 KiB
C++
/**
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* @file llbutton.cpp
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* @brief LLButton base class
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*
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* $LicenseInfo:firstyear=2001&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "linden_common.h"
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#include "llmenubutton.h"
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// Linden library includes
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#include "llmenugl.h"
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#include "llstring.h"
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#include "v4color.h"
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static LLDefaultChildRegistry::Register<LLMenuButton> r("menu_button");
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LLMenuButton::Params::Params()
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: menu_filename("menu_filename")
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{
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}
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LLMenuButton::LLMenuButton(const LLMenuButton::Params& p)
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: LLButton(p),
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mMenu(NULL),
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mMenuVisibleLastFrame(false)
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{
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std::string menu_filename = p.menu_filename;
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if (!menu_filename.empty())
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{
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mMenu = LLUICtrlFactory::getInstance()->createFromFile<LLMenuGL>(menu_filename, LLMenuGL::sMenuContainer, LLMenuHolderGL::child_registry_t::instance());
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if (!mMenu)
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{
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llwarns << "Error loading menu_button menu" << llendl;
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}
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}
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}
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void LLMenuButton::toggleMenu()
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{
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if(!mMenu)
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return;
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if (mMenu->getVisible() || mMenuVisibleLastFrame)
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{
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mMenu->setVisible(FALSE);
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}
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else
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{
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LLRect rect = getRect();
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//mMenu->needsArrange(); //so it recalculates the visible elements
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LLMenuGL::showPopup(getParent(), mMenu, rect.mLeft, rect.mBottom);
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}
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}
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void LLMenuButton::hideMenu()
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{
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if(!mMenu)
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return;
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mMenu->setVisible(FALSE);
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}
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BOOL LLMenuButton::handleKeyHere(KEY key, MASK mask )
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{
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if( KEY_RETURN == key && mask == MASK_NONE && !gKeyboard->getKeyRepeated(key))
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{
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toggleMenu();
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return TRUE;
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}
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if (mMenu && mMenu->getVisible() && key == KEY_ESCAPE && mask == MASK_NONE)
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{
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mMenu->setVisible(FALSE);
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return TRUE;
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}
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return FALSE;
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}
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BOOL LLMenuButton::handleMouseDown(S32 x, S32 y, MASK mask)
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{
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if (hasTabStop() && !getIsChrome())
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{
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setFocus(TRUE);
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}
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toggleMenu();
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if (getSoundFlags() & MOUSE_DOWN)
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{
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make_ui_sound("UISndClick");
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}
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return TRUE;
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}
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void LLMenuButton::draw()
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{
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//we save this off so next frame when we try to close it by
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//button click, and it hides menus before we get to it, we know
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mMenuVisibleLastFrame = mMenu && mMenu->getVisible();
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if (mMenuVisibleLastFrame)
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{
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setForcePressedState(true);
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}
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LLButton::draw();
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setForcePressedState(false);
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}
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