src/TortoiseUDiff/FindBar.cpp

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2012-2013, 2015-2016, 2019-2020, 2023 - TortoiseGit
   4 // Copyright (C) 2003-2007, 2012-2013, 2018 - TortoiseSVN
   5
   6 // This program is free software; you can redistribute it and/or
   7 // modify it under the terms of the GNU General Public License
   8 // as published by the Free Software Foundation; either version 2
   9 // of the License, or (at your option) any later version.
  10
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software Foundation,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 #include "stdafx.h"
  21 #include "resource.h"
  22 #include "FindBar.h"
  23 #include "registry.h"
  24 #include <string>
  25 #include <Commdlg.h>
  26 #include "LoadIconEx.h"
  27 #include "Theme.h"
  28
  29 CFindBar::CFindBar()
  30 {
  31 }
  32
  33 CFindBar::~CFindBar()
  34 {
  35         CTheme::Instance().RemoveRegisteredCallback(m_themeCallbackId);
  36 }
  37
  38 LRESULT CFindBar::DlgFunc(HWND /*hwndDlg*/, UINT uMsg, WPARAM wParam, LPARAM /*lParam*/)
  39 {
  40         switch (uMsg)
  41         {
  42         case WM_INITDIALOG:
  43                 {
  44                         m_hIcon = LoadIconEx(hResource, MAKEINTRESOURCE(IDI_CANCELNORMAL));
  45                         SendMessage(GetDlgItem(*this, IDC_FINDEXIT), BM_SETIMAGE, IMAGE_ICON, reinterpret_cast<LPARAM>(static_cast<HICON>(m_hIcon)));
  46                         m_themeCallbackId = CTheme::Instance().RegisterThemeChangeCallback([this]() { SetTheme(CTheme::Instance().IsDarkTheme()); });
  47                         SetTheme(CTheme::Instance().IsDarkTheme());
  48                 }
  49                 return TRUE;
  50         case WM_COMMAND:
  51                 return DoCommand(LOWORD(wParam), HIWORD(wParam));
  52         default:
  53                 return FALSE;
  54         }
  55 }
  56
  57 LRESULT CFindBar::DoCommand(int id, int msg)
  58 {
  59         bool bFindPrev = false;
  60         switch (id)
  61         {
  62         case IDC_FINDPREV:
  63                 bFindPrev = true;
  64                 [[fallthrough]];
  65         case IDC_FINDNEXT:
  66                 {
  67                         DoFind(bFindPrev);
  68                 }
  69                 break;
  70         case IDC_FINDEXIT:
  71                 {
  72                         ::SendMessage(m_hParent, COMMITMONITOR_FINDEXIT, 0, 0);
  73                 }
  74                 break;
  75         case IDC_FINDTEXT:
  76                 {
  77                         if (msg == EN_CHANGE)
  78                         {
  79                                 SendMessage(m_hParent, COMMITMONITOR_FINDRESET, 0, 0);
  80                                 DoFind(false);
  81                         }
  82                 }
  83                 break;
  84         }
  85         return 1;
  86 }
  87
  88 void CFindBar::DoFind(bool bFindPrev)
  89 {
  90         int len = ::GetWindowTextLength(GetDlgItem(*this, IDC_FINDTEXT));
  91         auto findtext = std::make_unique<wchar_t[]>(len + 1);
  92         if (!::GetWindowText(GetDlgItem(*this, IDC_FINDTEXT), findtext.get(), len + 1))
  93                 return;
  94         std::wstring ft = std::wstring(findtext.get());
  95         const bool bCaseSensitive = !!SendMessage(GetDlgItem(*this, IDC_MATCHCASECHECK), BM_GETCHECK, 0, 0);
  96         const UINT message = bFindPrev ? COMMITMONITOR_FINDMSGPREV : COMMITMONITOR_FINDMSGNEXT;
  97         ::SendMessage(m_hParent, message, bCaseSensitive, reinterpret_cast<LPARAM>(ft.c_str()));
  98 }
  99
 100 void CFindBar::SelectSearchString()
 101 {
 102         SendMessage(GetDlgItem(*this, IDC_FINDTEXT), EM_SETSEL, 0, -1);
 103 }
 104
 105 void CFindBar::SetSearchString(LPCWSTR findStr)
 106 {
 107         ::SetWindowText(GetDlgItem(*this, IDC_FINDTEXT), findStr);
 108 }
 109
 110 void CFindBar::SetTheme(bool bDark)
 111 {
 112         CTheme::Instance().SetThemeForDialog(*this, bDark);
 113 }