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1 #include "StdAfx.h"
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2
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3 #ifdef FOOBAR2000_DESKTOP_WINDOWS
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4
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5 #include "win32_misc.h"
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6 #include "win32_dialog.h"
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7
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8 namespace dialog_helper {
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9
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10
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11 INT_PTR CALLBACK dialog::DlgProc(HWND wnd,UINT msg,WPARAM wp,LPARAM lp)
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12 {
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13 dialog * p_this;
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14 BOOL rv;
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15 if (msg==WM_INITDIALOG)
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16 {
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17 p_this = reinterpret_cast<dialog*>(lp);
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18 p_this->wnd = wnd;
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19 SetWindowLongPtr(wnd,DWLP_USER,lp);
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20
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21 if (p_this->m_is_modal) p_this->m_modal_scope.initialize(wnd);
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22 }
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23 else p_this = reinterpret_cast<dialog*>(GetWindowLongPtr(wnd,DWLP_USER));
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24
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25 rv = p_this ? p_this->on_message(msg,wp,lp) : FALSE;
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26
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27 if (msg==WM_DESTROY && p_this)
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28 {
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29 SetWindowLongPtr(wnd,DWLP_USER,0);
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30 // p_this->wnd = 0;
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31 }
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32
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33 return rv;
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34 }
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35
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36
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37 int dialog::run_modal(unsigned id,HWND parent)
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38 {
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39 assert(wnd == 0);
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40 if (wnd != 0) return -1;
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41 m_is_modal = true;
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42 return uDialogBox(id,parent,DlgProc,reinterpret_cast<LPARAM>(this));
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43 }
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44 HWND dialog::run_modeless(unsigned id,HWND parent)
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45 {
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46 assert(wnd == 0);
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47 if (wnd != 0) return 0;
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48 m_is_modal = false;
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49 return uCreateDialog(id,parent,DlgProc,reinterpret_cast<LPARAM>(this));
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50 }
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51
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52 void dialog::end_dialog(int code)
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53 {
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54 assert(m_is_modal);
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55 if (m_is_modal) uEndDialog(wnd,code);
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56 }
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57
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58
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59
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60
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61
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62
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63
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64
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65
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66
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67 int dialog_modal::run(unsigned p_id,HWND p_parent,HINSTANCE p_instance)
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68 {
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69 int status;
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70
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71 // note: uDialogBox() has its own modal scope, we don't want that to trigger
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72 // if this is ever changed, move deinit to WM_DESTROY handler in DlgProc
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73
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74 status = (int)DialogBoxParam(p_instance,MAKEINTRESOURCE(p_id),p_parent,DlgProc,reinterpret_cast<LPARAM>(this));
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75
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76 m_modal_scope.deinitialize();
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77
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78 return status;
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79 }
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80
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81 void dialog_modal::end_dialog(int p_code)
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82 {
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83 EndDialog(m_wnd,p_code);
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84 }
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85
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86
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87 INT_PTR CALLBACK dialog_modal::DlgProc(HWND wnd,UINT msg,WPARAM wp,LPARAM lp)
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88 {
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89 dialog_modal * _this;
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90 if (msg==WM_INITDIALOG)
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91 {
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92 _this = reinterpret_cast<dialog_modal*>(lp);
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93 _this->m_wnd = wnd;
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94 SetWindowLongPtr(wnd,DWLP_USER,lp);
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95
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96 _this->m_modal_scope.initialize(wnd);
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97 }
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98 else _this = reinterpret_cast<dialog_modal*>(GetWindowLongPtr(wnd,DWLP_USER));
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99
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100 assert(_this == 0 || _this->m_wnd == wnd);
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101
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102 return _this ? _this->on_message(msg,wp,lp) : FALSE;
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103 }
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104
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105 }
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106
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107 HWND uCreateDialog(UINT id,HWND parent,DLGPROC proc,LPARAM param)
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108 {
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109 return CreateDialogParam(core_api::get_my_instance(),MAKEINTRESOURCE(id),parent,proc,param);
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110 }
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111
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112 int uDialogBox(UINT id,HWND parent,DLGPROC proc,LPARAM param)
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113 {
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114 return (int)DialogBoxParam(core_api::get_my_instance(),MAKEINTRESOURCE(id),parent,proc,param);
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115 }
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116
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117 #endif // FOOBAR2000_DESKTOP_WINDOWS
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