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Diffstat (limited to 'indra/llui/lltoolbar.cpp')
| -rw-r--r-- | indra/llui/lltoolbar.cpp | 995 |
1 files changed, 995 insertions, 0 deletions
diff --git a/indra/llui/lltoolbar.cpp b/indra/llui/lltoolbar.cpp new file mode 100644 index 0000000000..97cf583a3c --- /dev/null +++ b/indra/llui/lltoolbar.cpp @@ -0,0 +1,995 @@ +/** + * @file lltoolbar.cpp + * @author Richard Nelson + * @brief User customizable toolbar class + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#include "linden_common.h" + +#include <boost/foreach.hpp> +#include "lltoolbar.h" + +#include "llcommandmanager.h" +#include "llmenugl.h" +#include "lltrans.h" +#include "llinventory.h" +#include "lliconctrl.h" + +// uncomment this and remove the one in llui.cpp when there is an external reference to this translation unit +// thanks, MSVC! +//static LLDefaultChildRegistry::Register<LLToolBar> r1("toolbar"); + +namespace LLToolBarEnums +{ + LLLayoutStack::ELayoutOrientation getOrientation(SideType sideType) + { + LLLayoutStack::ELayoutOrientation orientation = LLLayoutStack::HORIZONTAL; + + if ((sideType == SIDE_LEFT) || (sideType == SIDE_RIGHT)) + { + orientation = LLLayoutStack::VERTICAL; + } + + return orientation; + } +} + +using namespace LLToolBarEnums; + + +namespace LLInitParam +{ + void TypeValues<ButtonType>::declareValues() + { + declare("icons_with_text", BTNTYPE_ICONS_WITH_TEXT); + declare("icons_only", BTNTYPE_ICONS_ONLY); + } + + void TypeValues<SideType>::declareValues() + { + declare("bottom", SIDE_BOTTOM); + declare("left", SIDE_LEFT); + declare("right", SIDE_RIGHT); + declare("top", SIDE_TOP); + } +} + +LLToolBar::Params::Params() +: button_display_mode("button_display_mode"), + commands("command"), + side("side", SIDE_TOP), + button_icon("button_icon"), + button_icon_and_text("button_icon_and_text"), + read_only("read_only", false), + wrap("wrap", true), + pad_left("pad_left"), + pad_top("pad_top"), + pad_right("pad_right"), + pad_bottom("pad_bottom"), + pad_between("pad_between"), + min_girth("min_girth"), + button_panel("button_panel") +{} + +LLToolBar::LLToolBar(const LLToolBar::Params& p) +: LLUICtrl(p), + mReadOnly(p.read_only), + mButtonType(p.button_display_mode), + mSideType(p.side), + mWrap(p.wrap), + mNeedsLayout(false), + mModified(false), + mButtonPanel(NULL), + mCenteringStack(NULL), + mPadLeft(p.pad_left), + mPadRight(p.pad_right), + mPadTop(p.pad_top), + mPadBottom(p.pad_bottom), + mPadBetween(p.pad_between), + mMinGirth(p.min_girth), + mPopupMenuHandle(), + mStartDragItemCallback(NULL), + mHandleDragItemCallback(NULL), + mHandleDropCallback(NULL), + mDragAndDropTarget(false) +{ + mButtonParams[LLToolBarEnums::BTNTYPE_ICONS_WITH_TEXT] = p.button_icon_and_text; + mButtonParams[LLToolBarEnums::BTNTYPE_ICONS_ONLY] = p.button_icon; +} + +LLToolBar::~LLToolBar() +{ + delete mPopupMenuHandle.get(); +} + +void LLToolBar::createContextMenu() +{ + if (!mPopupMenuHandle.get()) + { + // Setup bindings specific to this instance for the context menu options + + LLUICtrl::CommitCallbackRegistry::ScopedRegistrar commit_reg; + commit_reg.add("Toolbars.EnableSetting", boost::bind(&LLToolBar::onSettingEnable, this, _2)); + + LLUICtrl::EnableCallbackRegistry::ScopedRegistrar enable_reg; + enable_reg.add("Toolbars.CheckSetting", boost::bind(&LLToolBar::isSettingChecked, this, _2)); + + // Create the context menu + LLContextMenu* menu = LLUICtrlFactory::instance().createFromFile<LLContextMenu>("menu_toolbars.xml", LLMenuGL::sMenuContainer, LLMenuHolderGL::child_registry_t::instance()); + + if (menu) + { + menu->setBackgroundColor(LLUIColorTable::instance().getColor("MenuPopupBgColor")); + + mPopupMenuHandle = menu->getHandle(); + } + else + { + llwarns << "Unable to load toolbars context menu." << llendl; + } + } +} + +void LLToolBar::initFromParams(const LLToolBar::Params& p) +{ + // Initialize the base object + LLUICtrl::initFromParams(p); + + LLLayoutStack::ELayoutOrientation orientation = getOrientation(p.side); + + LLLayoutStack::Params centering_stack_p; + centering_stack_p.name = "centering_stack"; + centering_stack_p.rect = getLocalRect(); + centering_stack_p.follows.flags = FOLLOWS_ALL; + centering_stack_p.orientation = orientation; + centering_stack_p.mouse_opaque = false; + + mCenteringStack = LLUICtrlFactory::create<LLLayoutStack>(centering_stack_p); + addChild(mCenteringStack); + + LLLayoutPanel::Params border_panel_p; + border_panel_p.name = "border_panel"; + border_panel_p.rect = getLocalRect(); + border_panel_p.auto_resize = true; + border_panel_p.user_resize = false; + border_panel_p.mouse_opaque = false; + + mCenteringStack->addChild(LLUICtrlFactory::create<LLLayoutPanel>(border_panel_p)); + + LLLayoutPanel::Params center_panel_p; + center_panel_p.name = "center_panel"; + center_panel_p.rect = getLocalRect(); + center_panel_p.auto_resize = false; + center_panel_p.user_resize = false; + center_panel_p.mouse_opaque = false; + LLLayoutPanel* center_panel = LLUICtrlFactory::create<LLLayoutPanel>(center_panel_p); + mCenteringStack->addChild(center_panel); + + LLPanel::Params button_panel_p(p.button_panel); + button_panel_p.rect = center_panel->getLocalRect(); + button_panel_p.follows.flags = FOLLOWS_BOTTOM|FOLLOWS_LEFT; + mButtonPanel = LLUICtrlFactory::create<LLPanel>(button_panel_p); + center_panel->addChild(mButtonPanel); + + mCenteringStack->addChild(LLUICtrlFactory::create<LLLayoutPanel>(border_panel_p)); + + BOOST_FOREACH(LLCommandId id, p.commands) + { + addCommand(id); + } + + mNeedsLayout = true; +} + +bool LLToolBar::addCommand(const LLCommandId& commandId, int rank) +{ + LLCommand * command = LLCommandManager::instance().getCommand(commandId); + if (!command) return false; + + // Create the button and do the things that don't need ordering + LLToolBarButton* button = createButton(commandId); + mButtonPanel->addChild(button); + mButtonMap.insert(std::make_pair(commandId.uuid(), button)); + + + // Insert the command and button in the right place in their respective lists + if ((rank >= mButtonCommands.size()) || (rank == RANK_NONE)) + { + // In that case, back load + mButtonCommands.push_back(commandId); + mButtons.push_back(button); + } + else + { + // Insert in place: iterate to the right spot... + std::list<LLToolBarButton*>::iterator it_button = mButtons.begin(); + command_id_list_t::iterator it_command = mButtonCommands.begin(); + while (rank > 0) + { + ++it_button; + ++it_command; + rank--; + } + // ...then insert + mButtonCommands.insert(it_command,commandId); + mButtons.insert(it_button,button); + } + + mNeedsLayout = true; + + return true; +} + +// Remove a command from the list +// Returns the rank of the command in the original list so that doing addCommand(id,rank) right after +// a removeCommand(id) would leave the list unchanged. +// Returns RANK_NONE if the command is not found in the list +int LLToolBar::removeCommand(const LLCommandId& commandId) +{ + if (!hasCommand(commandId)) return RANK_NONE; + + // First erase the map record + command_id_map::iterator it = mButtonMap.find(commandId.uuid()); + mButtonMap.erase(it); + + // Now iterate on the commands and buttons to identify the relevant records + int rank = 0; + std::list<LLToolBarButton*>::iterator it_button = mButtons.begin(); + command_id_list_t::iterator it_command = mButtonCommands.begin(); + while (*it_command != commandId) + { + ++it_button; + ++it_command; + ++rank; + } + + // Delete the button and erase the command and button records + delete (*it_button); + mButtonCommands.erase(it_command); + mButtons.erase(it_button); + + mNeedsLayout = true; + + return rank; +} + +void LLToolBar::clearCommandsList() +{ + // Clears the commands list + mButtonCommands.clear(); + // This will clear the buttons + createButtons(); +} + +bool LLToolBar::hasCommand(const LLCommandId& commandId) const +{ + if (commandId != LLCommandId::null) + { + command_id_map::const_iterator it = mButtonMap.find(commandId.uuid()); + return (it != mButtonMap.end()); + } + + return false; +} + +bool LLToolBar::enableCommand(const LLCommandId& commandId, bool enabled) +{ + LLButton * command_button = NULL; + + if (commandId != LLCommandId::null) + { + command_id_map::iterator it = mButtonMap.find(commandId.uuid()); + if (it != mButtonMap.end()) + { + it->second->setEnabled(enabled); + } + } + + return (command_button != NULL); +} + +BOOL LLToolBar::handleRightMouseDown(S32 x, S32 y, MASK mask) +{ + LLRect button_panel_rect; + mButtonPanel->localRectToOtherView(mButtonPanel->getLocalRect(), &button_panel_rect, this); + BOOL handle_it_here = !mReadOnly && button_panel_rect.pointInRect(x, y); + + if (handle_it_here) + { + createContextMenu(); + + LLContextMenu * menu = (LLContextMenu *) mPopupMenuHandle.get(); + + if (menu) + { + menu->show(x, y); + + LLMenuGL::showPopup(this, menu, x, y); + } + } + + return handle_it_here; +} + +BOOL LLToolBar::isSettingChecked(const LLSD& userdata) +{ + BOOL retval = FALSE; + + const std::string setting_name = userdata.asString(); + + if (setting_name == "icons_with_text") + { + retval = (mButtonType == BTNTYPE_ICONS_WITH_TEXT); + } + else if (setting_name == "icons_only") + { + retval = (mButtonType == BTNTYPE_ICONS_ONLY); + } + + return retval; +} + +void LLToolBar::onSettingEnable(const LLSD& userdata) +{ + llassert(!mReadOnly); + + const std::string setting_name = userdata.asString(); + + if (setting_name == "icons_with_text") + { + setButtonType(BTNTYPE_ICONS_WITH_TEXT); + } + else if (setting_name == "icons_only") + { + setButtonType(BTNTYPE_ICONS_ONLY); + } +} + +void LLToolBar::setButtonType(LLToolBarEnums::ButtonType button_type) +{ + bool regenerate_buttons = (mButtonType != button_type); + + mButtonType = button_type; + + if (regenerate_buttons) + { + createButtons(); + } +} + +void LLToolBar::resizeButtonsInRow(std::vector<LLToolBarButton*>& buttons_in_row, S32 max_row_girth) +{ + // make buttons in current row all same girth + BOOST_FOREACH(LLToolBarButton* button, buttons_in_row) + { + if (getOrientation(mSideType) == LLLayoutStack::HORIZONTAL) + { + button->reshape(button->mWidthRange.clamp(button->getRect().getWidth()), max_row_girth); + } + else // VERTICAL + { + button->reshape(max_row_girth, button->getRect().getHeight()); + } + } +} + +// Returns the position of the coordinates as a rank in the button list. +// The rank is the position a tool dropped in (x,y) would assume in the button list. +// The returned value is between 0 and mButtons.size(), 0 being the first element to the left +// (or top) and mButtons.size() the last one to the right (or bottom). +// Various drag data are stored in the toolbar object though are not exposed outside (and shouldn't). +int LLToolBar::getRankFromPosition(S32 x, S32 y) +{ + if (mButtons.empty()) + { + return RANK_NONE; + } + + int rank = 0; + + // Convert the toolbar coord into button panel coords + LLLayoutStack::ELayoutOrientation orientation = getOrientation(mSideType); + S32 button_panel_x = 0; + S32 button_panel_y = 0; + localPointToOtherView(x, y, &button_panel_x, &button_panel_y, mButtonPanel); + S32 dx = x - button_panel_x; + S32 dy = y - button_panel_y; + + // Simply compare the passed coord with the buttons outbound box + padding + std::list<LLToolBarButton*>::iterator it_button = mButtons.begin(); + std::list<LLToolBarButton*>::iterator end_button = mButtons.end(); + LLRect button_rect; + while (it_button != end_button) + { + button_rect = (*it_button)->getRect(); + S32 point_x = button_rect.mRight + mPadRight; + S32 point_y = button_rect.mBottom - mPadBottom; + + if ((button_panel_x < point_x) && (button_panel_y > point_y)) + { + break; + } + rank++; + ++it_button; + } + + // Update the passed coordinates to the hit button relevant corner + // (different depending on toolbar orientation) + if (rank < mButtons.size()) + { + if (orientation == LLLayoutStack::HORIZONTAL) + { + // Horizontal + S32 mid_point = (button_rect.mRight + button_rect.mLeft) / 2; + if (button_panel_x < mid_point) + { + mDragx = button_rect.mLeft - mPadLeft; + mDragy = button_rect.mTop + mPadTop; + } + else + { + rank++; + mDragx = button_rect.mRight + mPadRight - 1; + mDragy = button_rect.mTop + mPadTop; + } + } + else + { + // Vertical + S32 mid_point = (button_rect.mTop + button_rect.mBottom) / 2; + if (button_panel_y > mid_point) + { + mDragx = button_rect.mLeft - mPadLeft; + mDragy = button_rect.mTop + mPadTop; + } + else + { + rank++; + mDragx = button_rect.mLeft - mPadLeft; + mDragy = button_rect.mBottom - mPadBottom + 1; + } + } + } + else + { + // We hit passed the end of the list so put the insertion point at the end + if (orientation == LLLayoutStack::HORIZONTAL) + { + mDragx = button_rect.mRight + mPadRight; + mDragy = button_rect.mTop + mPadTop; + } + else + { + mDragx = button_rect.mLeft - mPadLeft; + mDragy = button_rect.mBottom - mPadBottom; + } + } + + // Update the "girth" of the caret, i.e. the width or height (depending of orientation) + if (orientation == LLLayoutStack::HORIZONTAL) + { + mDragGirth = button_rect.getHeight() + mPadBottom + mPadTop; + } + else + { + mDragGirth = button_rect.getWidth() + mPadLeft + mPadRight; + } + + // The delta account for the coord model change (i.e. convert back to toolbar coord) + mDragx += dx; + mDragy += dy; + + return rank; +} + +int LLToolBar::getRankFromPosition(const LLCommandId& id) +{ + if (!hasCommand(id)) + { + return RANK_NONE; + } + int rank = 0; + std::list<LLToolBarButton*>::iterator it_button = mButtons.begin(); + std::list<LLToolBarButton*>::iterator end_button = mButtons.end(); + while (it_button != end_button) + { + if ((*it_button)->mId == id) + { + break; + } + rank++; + ++it_button; + } + return rank; +} + +void LLToolBar::updateLayoutAsNeeded() +{ + if (!mNeedsLayout) return; + + LLLayoutStack::ELayoutOrientation orientation = getOrientation(mSideType); + + // our terminology for orientation-agnostic layout is such that + // length refers to a distance in the direction we stack the buttons + // and girth refers to a distance in the direction buttons wrap + S32 max_row_girth = 0; + S32 max_row_length = 0; + + S32 max_length; + S32 max_total_girth; + S32 cur_start; + S32 cur_row ; + S32 row_pad_start; + S32 row_pad_end; + S32 girth_pad_end; + S32 row_running_length; + + if (orientation == LLLayoutStack::HORIZONTAL) + { + max_length = getRect().getWidth() - mPadLeft - mPadRight; + max_total_girth = getRect().getHeight() - mPadTop - mPadBottom; + row_pad_start = mPadLeft; + row_pad_end = mPadRight; + cur_row = mPadTop; + girth_pad_end = mPadBottom; + } + else // VERTICAL + { + max_length = getRect().getHeight() - mPadTop - mPadBottom; + max_total_girth = getRect().getWidth() - mPadLeft - mPadRight; + row_pad_start = mPadTop; + row_pad_end = mPadBottom; + cur_row = mPadLeft; + girth_pad_end = mPadRight; + } + + row_running_length = row_pad_start; + cur_start = row_pad_start; + + + LLRect panel_rect = mButtonPanel->getLocalRect(); + + std::vector<LLToolBarButton*> buttons_in_row; + + BOOST_FOREACH(LLToolBarButton* button, mButtons) + { + button->reshape(button->mWidthRange.getMin(), button->mDesiredHeight); + button->autoResize(); + + S32 button_clamped_width = button->mWidthRange.clamp(button->getRect().getWidth()); + S32 button_length = (orientation == LLLayoutStack::HORIZONTAL) + ? button_clamped_width + : button->getRect().getHeight(); + S32 button_girth = (orientation == LLLayoutStack::HORIZONTAL) + ? button->getRect().getHeight() + : button_clamped_width; + + // wrap if needed + if (mWrap + && row_running_length + button_length > max_length // out of room... + && cur_start != row_pad_start) // ...and not first button in row + { + if (orientation == LLLayoutStack::VERTICAL) + { // row girth (width in this case) is clamped to allowable button widths + max_row_girth = button->mWidthRange.clamp(max_row_girth); + } + + // make buttons in current row all same girth + resizeButtonsInRow(buttons_in_row, max_row_girth); + buttons_in_row.clear(); + + max_row_length = llmax(max_row_length, row_running_length); + row_running_length = row_pad_start; + cur_start = row_pad_start; + cur_row += max_row_girth + mPadBetween; + max_row_girth = 0; + } + + LLRect button_rect; + if (orientation == LLLayoutStack::HORIZONTAL) + { + button_rect.setLeftTopAndSize(cur_start, panel_rect.mTop - cur_row, button_clamped_width, button->getRect().getHeight()); + } + else // VERTICAL + { + button_rect.setLeftTopAndSize(cur_row, panel_rect.mTop - cur_start, button_clamped_width, button->getRect().getHeight()); + } + button->setShape(button_rect); + + buttons_in_row.push_back(button); + + row_running_length += button_length + mPadBetween; + cur_start = row_running_length; + max_row_girth = llmax(button_girth, max_row_girth); + } + + // final resizing in "girth" direction + S32 total_girth = cur_row // current row position... + + max_row_girth // ...incremented by size of final row... + + girth_pad_end; // ...plus padding reserved on end + total_girth = llmax(total_girth,mMinGirth); + + max_row_length = llmax(max_row_length, row_running_length - mPadBetween + row_pad_end); + + resizeButtonsInRow(buttons_in_row, max_row_girth); + + // grow and optionally shift toolbar to accommodate buttons + if (orientation == LLLayoutStack::HORIZONTAL) + { + if (mSideType == SIDE_TOP) + { // shift down to maintain top edge + translate(0, getRect().getHeight() - total_girth); + } + + reshape(getRect().getWidth(), total_girth); + mButtonPanel->reshape(max_row_length, total_girth); + } + else // VERTICAL + { + if (mSideType == SIDE_RIGHT) + { // shift left to maintain right edge + translate(getRect().getWidth() - total_girth, 0); + } + + reshape(total_girth, getRect().getHeight()); + mButtonPanel->reshape(total_girth, max_row_length); + } + + // make parent fit button panel + mButtonPanel->getParent()->setShape(mButtonPanel->getLocalRect()); + + // re-center toolbar buttons + mCenteringStack->updateLayout(); + + // don't clear flag until after we've resized ourselves, to avoid laying out every frame + mNeedsLayout = false; +} + + +void LLToolBar::draw() +{ + if (mButtons.empty()) + { + mButtonPanel->setVisible(FALSE); + mButtonPanel->setMouseOpaque(FALSE); + } + else + { + mButtonPanel->setVisible(TRUE); + mButtonPanel->setMouseOpaque(TRUE); + } + + // Update enable/disable state and highlight state for editable toolbars + if (!mReadOnly) + { + for (toolbar_button_list::iterator btn_it = mButtons.begin(); btn_it != mButtons.end(); ++btn_it) + { + LLToolBarButton* btn = *btn_it; + LLCommand* command = LLCommandManager::instance().getCommand(btn->mId); + + if (command && btn->mIsEnabledSignal) + { + const bool button_command_enabled = (*btn->mIsEnabledSignal)(btn, command->isEnabledParameters()); + btn->setEnabled(button_command_enabled); + } + + if (command && btn->mIsRunningSignal) + { + const bool button_command_running = (*btn->mIsRunningSignal)(btn, command->isRunningParameters()); + btn->setToggleState(button_command_running); + } + } + } + + updateLayoutAsNeeded(); + // rect may have shifted during layout + LLUI::popMatrix(); + LLUI::pushMatrix(); + LLUI::translate((F32)getRect().mLeft, (F32)getRect().mBottom, 0.f); + + // Position the caret + LLIconCtrl* caret = getChild<LLIconCtrl>("caret"); + caret->setVisible(FALSE); + if (mDragAndDropTarget && !mButtonCommands.empty()) + { + LLRect caret_rect = caret->getRect(); + LLRect toolbar_rect = getRect(); + if (getOrientation(mSideType) == LLLayoutStack::HORIZONTAL) + { + caret->setRect(LLRect(mDragx-caret_rect.getWidth()/2+1, + mDragy, + mDragx+caret_rect.getWidth()/2+1, + mDragy-mDragGirth)); + } + else + { + caret->setRect(LLRect(mDragx, + mDragy+caret_rect.getHeight()/2, + mDragx+mDragGirth, + mDragy-caret_rect.getHeight()/2)); + } + caret->setVisible(TRUE); + } + + LLUICtrl::draw(); + caret->setVisible(FALSE); + mDragAndDropTarget = false; +} + +void LLToolBar::reshape(S32 width, S32 height, BOOL called_from_parent) +{ + LLUICtrl::reshape(width, height, called_from_parent); + mNeedsLayout = true; +} + +void LLToolBar::createButtons() +{ + BOOST_FOREACH(LLToolBarButton* button, mButtons) + { + delete button; + } + mButtons.clear(); + mButtonMap.clear(); + + BOOST_FOREACH(LLCommandId& command_id, mButtonCommands) + { + LLToolBarButton* button = createButton(command_id); + mButtons.push_back(button); + mButtonPanel->addChild(button); + mButtonMap.insert(std::make_pair(command_id.uuid(), button)); + } + mNeedsLayout = true; +} + +LLToolBarButton* LLToolBar::createButton(const LLCommandId& id) +{ + LLCommand* commandp = LLCommandManager::instance().getCommand(id); + if (!commandp) return NULL; + + LLToolBarButton::Params button_p; + button_p.name = id.name(); + button_p.label = LLTrans::getString(commandp->labelRef()); + button_p.tool_tip = LLTrans::getString(commandp->tooltipRef()); + button_p.image_overlay = LLUI::getUIImage(commandp->icon()); + button_p.overwriteFrom(mButtonParams[mButtonType]); + LLToolBarButton* button = LLUICtrlFactory::create<LLToolBarButton>(button_p); + + if (!mReadOnly) + { + LLUICtrl::CommitCallbackParam executeParam; + executeParam.function_name = commandp->executeFunctionName(); + executeParam.parameter = commandp->executeParameters(); + + // If we have a "stop" function then we map the command to mouse down / mouse up otherwise commit + const std::string& executeStopFunction = commandp->executeStopFunctionName(); + if (executeStopFunction.length() > 0) + { + LLUICtrl::CommitCallbackParam executeStopParam; + executeStopParam.function_name = executeStopFunction; + executeStopParam.parameter = commandp->executeStopParameters(); + + button->setMouseDownCallback(executeParam); + button->setMouseUpCallback(executeStopParam); + } + else + { + button->setCommitCallback(executeParam); + } + + const std::string& isEnabledFunction = commandp->isEnabledFunctionName(); + if (isEnabledFunction.length() > 0) + { + LLUICtrl::EnableCallbackParam isEnabledParam; + isEnabledParam.function_name = isEnabledFunction; + isEnabledParam.parameter = commandp->isEnabledParameters(); + enable_signal_t::slot_type isEnabledCB = initEnableCallback(isEnabledParam); + + if (NULL == button->mIsEnabledSignal) + { + button->mIsEnabledSignal = new enable_signal_t(); + } + + button->mIsEnabledSignal->connect(isEnabledCB); + } + + const std::string& isRunningFunction = commandp->isRunningFunctionName(); + if (isRunningFunction.length() > 0) + { + LLUICtrl::EnableCallbackParam isRunningParam; + isRunningParam.function_name = isRunningFunction; + isRunningParam.parameter = commandp->isRunningParameters(); + enable_signal_t::slot_type isRunningCB = initEnableCallback(isRunningParam); + + if (NULL == button->mIsRunningSignal) + { + button->mIsRunningSignal = new enable_signal_t(); + } + + button->mIsRunningSignal->connect(isRunningCB); + } + } + + // Drag and drop behavior must work also if provided in the Toybox and, potentially, any read-only toolbar + button->setStartDragCallback(mStartDragItemCallback); + button->setHandleDragCallback(mHandleDragItemCallback); + + button->setCommandId(id); + + return button; +} + +BOOL LLToolBar::handleDragAndDrop(S32 x, S32 y, MASK mask, BOOL drop, + EDragAndDropType cargo_type, + void* cargo_data, + EAcceptance* accept, + std::string& tooltip_msg) +{ + // If we have a drop callback, that means that we can handle the drop + BOOL handled = (mHandleDropCallback ? TRUE : FALSE); + + // if drop is set, it's time to call the callback to get the operation done + if (handled && drop) + { + handled = mHandleDropCallback(cargo_data, x, y ,this); + } + + // We accept only single tool drop on toolbars + *accept = (handled ? ACCEPT_YES_SINGLE : ACCEPT_NO); + + // We'll use that flag to change the visual aspect of the toolbar target on draw() + mDragAndDropTarget = false; + + // Convert drag position into insert position and rank + if (!isReadOnly() && handled && !drop) + { + LLInventoryItem* inv_item = (LLInventoryItem*)cargo_data; + LLAssetType::EType type = inv_item->getType(); + if (type == LLAssetType::AT_WIDGET) + { + LLCommandId dragged_command(inv_item->getUUID()); + int orig_rank = getRankFromPosition(dragged_command); + mDragRank = getRankFromPosition(x, y); + // Don't DaD if we're dragging a command on itself + mDragAndDropTarget = ((orig_rank != RANK_NONE) && ((mDragRank == orig_rank) || ((mDragRank-1) == orig_rank)) ? false : true); + //llinfos << "Merov debug : DaD, rank = " << mDragRank << ", dragged uui = " << inv_item->getUUID() << llendl; + /* Do the following if you want to animate the button itself + LLCommandId dragged_command(inv_item->getUUID()); + removeCommand(dragged_command); + addCommand(dragged_command,rank); + */ + } + else + { + handled = FALSE; + } + } + + return handled; +} + +LLToolBarButton::LLToolBarButton(const Params& p) +: LLButton(p), + mMouseDownX(0), + mMouseDownY(0), + mWidthRange(p.button_width), + mDesiredHeight(p.desired_height), + mId(""), + mIsEnabledSignal(NULL), + mIsRunningSignal(NULL), + mIsStartingSignal(NULL), + mIsDragged(false), + mStartDragItemCallback(NULL), + mHandleDragItemCallback(NULL) +{ + mButtonFlashRate = 0.0; + mButtonFlashCount = 0; +} + +LLToolBarButton::~LLToolBarButton() +{ + delete mIsEnabledSignal; + delete mIsRunningSignal; + delete mIsStartingSignal; +} + +BOOL LLToolBarButton::handleMouseDown(S32 x, S32 y, MASK mask) +{ + mMouseDownX = x; + mMouseDownY = y; + return LLButton::handleMouseDown(x, y, mask); +} + +BOOL LLToolBarButton::handleHover(S32 x, S32 y, MASK mask) +{ + BOOL handled = FALSE; + + S32 mouse_distance_squared = (x - mMouseDownX) * (x - mMouseDownX) + (y - mMouseDownY) * (y - mMouseDownY); + S32 drag_threshold = LLUI::sSettingGroups["config"]->getS32("DragAndDropDistanceThreshold"); + if (mouse_distance_squared > drag_threshold * drag_threshold + && hasMouseCapture() && + mStartDragItemCallback && mHandleDragItemCallback) + { + if (!mIsDragged) + { + mStartDragItemCallback(x,y,mId.uuid()); + mIsDragged = true; + handled = TRUE; + } + else + { + handled = mHandleDragItemCallback(x,y,mId.uuid(),LLAssetType::AT_WIDGET); + } + } + else + { + handled = LLButton::handleHover(x, y, mask); + } + return handled; +} + +void LLToolBarButton::onMouseEnter(S32 x, S32 y, MASK mask) +{ + LLUICtrl::onMouseEnter(x, y, mask); + + // Always highlight toolbar buttons, even if they are disabled + if (!gFocusMgr.getMouseCapture() || gFocusMgr.getMouseCapture() == this) + { + mNeedsHighlight = TRUE; + } +} + +void LLToolBarButton::onMouseCaptureLost() +{ + mIsDragged = false; +} + +void LLToolBarButton::reshape(S32 width, S32 height, BOOL called_from_parent) +{ + LLButton::reshape(mWidthRange.clamp(width), height, called_from_parent); +} + +const std::string LLToolBarButton::getToolTip() const +{ + std::string tooltip; + if (labelIsTruncated() || getCurrentLabel().empty()) + { + return LLTrans::getString(LLCommandManager::instance().getCommand(mId)->labelRef()) + " -- " + LLView::getToolTip(); + } + else + { + return LLView::getToolTip(); + } +} + + + + + + + + + + + + |