| // Copyright 2010-2015, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef MOZC_RENDERER_WIN32_CANDIDATE_WINDOW_H_ |
| #define MOZC_RENDERER_WIN32_CANDIDATE_WINDOW_H_ |
| |
| #include <windows.h> |
| #define _ATL_NO_AUTOMATIC_NAMESPACE |
| #define _WTL_NO_AUTOMATIC_NAMESPACE |
| #include <atlbase.h> |
| #include <atlwin.h> |
| #include <atlapp.h> |
| #include <atlcrack.h> |
| #include <atlmisc.h> |
| #include <atlgdi.h> |
| |
| #include <string> |
| |
| #include "base/const.h" |
| #include "base/coordinates.h" |
| #include "base/port.h" |
| #include "base/scoped_ptr.h" |
| |
| namespace mozc { |
| |
| namespace client { |
| class SendCommandInterface; |
| } // namespace client |
| |
| namespace commands { |
| class Candidates; |
| } // namespace commands |
| |
| namespace renderer { |
| |
| class TableLayout; |
| |
| namespace win32 { |
| |
| class TextRenderer; |
| |
| // As Discussed in b/2317702, UI windows are disabled by default because it is |
| // hard for a user to find out what caused the problem than finding that the |
| // operations seems to be disabled on the UI window when |
| // SPI_GETACTIVEWINDOWTRACKING is enabled. |
| // TODO(yukawa): Support mouse operations before we add a GUI feature which |
| // requires UI interaction by mouse and/or touch. (b/2954874) |
| typedef ATL::CWinTraits< |
| WS_POPUP | WS_DISABLED, |
| WS_EX_TOOLWINDOW | WS_EX_TOPMOST | WS_EX_NOACTIVATE> |
| CandidateWindowTraits; |
| |
| // a class which implements an IME candidate window for Windows. This class |
| // is derived from an ATL CWindowImpl<T> class, which provides methods for |
| // creating a window and handling windows messages. |
| class CandidateWindow : public ATL::CWindowImpl<CandidateWindow, |
| ATL::CWindow, |
| CandidateWindowTraits> { |
| public: |
| DECLARE_WND_CLASS_EX(kCandidateWindowClassName, |
| CS_SAVEBITS | CS_DROPSHADOW, COLOR_WINDOW); |
| |
| BEGIN_MSG_MAP_EX(CandidateWindow) |
| MSG_WM_CREATE(OnCreate) |
| MSG_WM_DESTROY(OnDestroy) |
| MSG_WM_ERASEBKGND(OnEraseBkgnd) |
| MSG_WM_GETMINMAXINFO(OnGetMinMaxInfo) |
| MSG_WM_LBUTTONDOWN(OnLButtonDown) |
| MSG_WM_LBUTTONUP(OnLButtonUp) |
| MSG_WM_MOUSEMOVE(OnMouseMove) |
| MSG_WM_SETTINGCHANGE(OnSettingChange) |
| MSG_WM_PAINT(OnPaint) |
| MSG_WM_PRINTCLIENT(OnPrintClient) |
| END_MSG_MAP() |
| |
| CandidateWindow(); |
| ~CandidateWindow(); |
| LRESULT OnCreate(LPCREATESTRUCT create_struct); |
| void OnDestroy(); |
| BOOL OnEraseBkgnd(WTL::CDCHandle dc); |
| void OnGetMinMaxInfo(MINMAXINFO *min_max_info); |
| void OnLButtonDown(UINT nFlags, WTL::CPoint point); |
| void OnLButtonUp(UINT nFlags, WTL::CPoint point); |
| void OnMouseMove(UINT nFlags, WTL::CPoint point); |
| void OnPaint(WTL::CDCHandle dc); |
| void OnPrintClient(WTL::CDCHandle dc, UINT uFlags); |
| void OnSettingChange(UINT uFlags, LPCTSTR lpszSection); |
| |
| void set_mouse_moving(bool moving); |
| |
| void UpdateLayout(const commands::Candidates &candidates); |
| void SetSendCommandInterface( |
| client::SendCommandInterface *send_command_interface); |
| |
| // Layout information for the WindowManager class. |
| Size GetLayoutSize() const; |
| Rect GetSelectionRectInScreenCord() const; |
| Rect GetCandidateColumnInClientCord() const; |
| Rect GetFirstRowInClientCord() const; |
| |
| private: |
| void DoPaint(WTL::CDCHandle dc); |
| |
| void DrawCells(WTL::CDCHandle dc); |
| void DrawVScrollBar(WTL::CDCHandle dc); |
| void DrawShortcutBackground(WTL::CDCHandle dc); |
| void DrawFooter(WTL::CDCHandle dc); |
| void DrawSelectedRect(WTL::CDCHandle dc); |
| void DrawInformationIcon(WTL::CDCHandle dc); |
| void DrawBackground(WTL::CDCHandle dc); |
| void DrawFrame(WTL::CDCHandle dc); |
| |
| // Handles candidate selection by mouse. |
| void HandleMouseEvent( |
| UINT nFlags, const WTL::CPoint &point, bool close_candidatewindow); |
| |
| // Even though the candidate window supports limited mouse operations, we |
| // accept them when and only when SPI_GETACTIVEWINDOWTRACKING is disabled |
| // to avoid problematic side effect as discussed in b/2317702. |
| void EnableOrDisableWindowForWorkaround(); |
| |
| scoped_ptr<commands::Candidates> candidates_; |
| WTL::CBitmap footer_logo_; |
| Size footer_logo_display_size_; |
| client::SendCommandInterface *send_command_interface_; |
| scoped_ptr<TableLayout> table_layout_; |
| scoped_ptr<TextRenderer> text_renderer_; |
| int indicator_width_; |
| bool metrics_changed_; |
| bool mouse_moving_; |
| |
| DISALLOW_COPY_AND_ASSIGN(CandidateWindow); |
| }; |
| } // namespace win32 |
| } // namespace renderer |
| } // namespace mozc |
| #endif // MOZC_RENDERER_WIN32_CANDIDATE_WINDOW_H_ |