forked from mia/Aegisub
467f4b0c52
ToolTipManager's slots can outlive the windows they're for, so use wxWeakRef to avoid trying to update the tooltip for windows that have been destroyed. Originally committed to SVN as r6830.
106 lines
3.3 KiB
C++
106 lines
3.3 KiB
C++
// Copyright (c) 2007, Rodrigo Braz Monteiro, Niels Martin Hansen
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// Aegisub Project http://www.aegisub.org/
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//
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// $Id$
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/// @file tooltip_manager.cpp
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/// @brief Generate tooltips for controls by combining a base text and any hotkeys found for the function
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/// @ingroup custom_control
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///
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#include "config.h"
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#include "tooltip_manager.h"
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#include "include/aegisub/hotkey.h"
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#include <libaegisub/hotkey.h>
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#ifndef AGI_PRE
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#include <wx/window.h>
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#endif
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#include <wx/weakref.h>
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struct ToolTipBinding {
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wxWeakRef<wxWindow> window;
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wxString toolTip;
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const char *command;
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const char *context;
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void Update();
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ToolTipBinding(wxWindow *window, wxString toolTip, const char *command, const char *context)
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: window(window)
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, toolTip(toolTip)
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, command(command)
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, context(context)
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{
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}
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// clang doesn't like wxWeakRef's copy constructor, so use the assignment
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// operator instead
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ToolTipBinding(ToolTipBinding const& other)
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: toolTip(other.toolTip)
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, command(other.command)
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, context(other.context)
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{
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window = other.window;
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}
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};
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ToolTipManager::ToolTipManager() { }
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ToolTipManager::~ToolTipManager() { }
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void ToolTipManager::Bind(wxWindow *window, wxString tooltip, const char *context, const char *command) {
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ToolTipBinding tip(window, tooltip, command, context);
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tip.Update();
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static ToolTipManager instance;
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instance.tips.push_back(tip);
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hotkey::inst->AddHotkeyChangeListener(&ToolTipBinding::Update, &instance.tips.back());
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}
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void ToolTipBinding::Update() {
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if (!window.get()) return;
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std::vector<std::string> hotkeys = hotkey::get_hotkey_strs(context, command);
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std::string str;
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for (size_t i = 0; i < hotkeys.size(); ++i) {
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if (i > 0) str += "/";
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str += hotkeys[i];
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}
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if (str.empty()) {
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window->SetToolTip(toolTip);
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}
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else {
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window->SetToolTip(toolTip + " (" + str + ")");
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}
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}
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