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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: button.cpp | |
3 | // Purpose: wxButton | |
4 | // Author: Julian Smart | |
5 | // Modified by: | |
6 | // Created: 04/01/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Julian Smart and Markus Holzem | |
9 | // Licence: wxWindows license | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifdef __GNUG__ | |
13 | #pragma implementation "button.h" | |
14 | #endif | |
15 | ||
16 | // For compilers that support precompilation, includes "wx.h". | |
17 | #include "wx/wxprec.h" | |
18 | ||
19 | #ifdef __BORLANDC__ | |
20 | #pragma hdrstop | |
21 | #endif | |
22 | ||
23 | #ifndef WX_PRECOMP | |
24 | #include "wx/button.h" | |
25 | #endif | |
26 | ||
27 | #include "wx/msw/private.h" | |
28 | ||
29 | #if !USE_SHARED_LIBRARY | |
30 | IMPLEMENT_DYNAMIC_CLASS(wxButton, wxControl) | |
31 | #endif | |
32 | ||
33 | #define BUTTON_HEIGHT_FACTOR (EDIT_CONTROL_FACTOR * 1.1) | |
34 | ||
35 | // Buttons | |
36 | ||
debe6624 | 37 | bool wxButton::MSWCommand(WXUINT param, WXWORD id) |
2bda0e17 KB |
38 | { |
39 | if (param == BN_CLICKED) | |
40 | { | |
41 | wxCommandEvent event(wxEVT_COMMAND_BUTTON_CLICKED, id); | |
42 | event.SetEventObject(this); | |
43 | ProcessCommand(event); | |
44 | return TRUE; | |
45 | } | |
46 | else return FALSE; | |
47 | } | |
48 | ||
debe6624 | 49 | bool wxButton::Create(wxWindow *parent, wxWindowID id, const wxString& label, |
2bda0e17 | 50 | const wxPoint& pos, |
debe6624 | 51 | const wxSize& size, long style, |
2bda0e17 KB |
52 | const wxValidator& validator, |
53 | const wxString& name) | |
54 | { | |
55 | SetName(name); | |
56 | SetValidator(validator); | |
57 | ||
58 | parent->AddChild((wxButton *)this); | |
59 | m_backgroundColour = parent->GetDefaultBackgroundColour() ; | |
60 | m_foregroundColour = parent->GetDefaultForegroundColour() ; | |
61 | ||
62 | m_windowStyle = (long&)style; | |
63 | ||
64 | int x = pos.x; | |
65 | int y = pos.y; | |
66 | int width = size.x; | |
67 | int height = size.y; | |
68 | ||
69 | if (id == -1) | |
70 | m_windowId = NewControlId(); | |
71 | else | |
72 | m_windowId = id; | |
73 | ||
74 | DWORD exStyle = MakeExtendedStyle(m_windowStyle); | |
75 | HWND wx_button = | |
76 | CreateWindowEx(exStyle, "BUTTON", label, BS_PUSHBUTTON | WS_TABSTOP | WS_CHILD, | |
77 | 0, 0, 0, 0, (HWND) parent->GetHWND(), (HMENU)m_windowId, | |
78 | wxGetInstance(), NULL); | |
79 | ||
80 | #if CTL3D | |
81 | // if (!(GetParent()->GetWindowStyleFlag() & wxUSER_COLOURS)) | |
82 | // Ctl3dSubclassCtl(wx_button); | |
83 | #endif | |
84 | ||
85 | m_hWnd = (WXHWND)wx_button; | |
86 | ||
87 | // Subclass again for purposes of dialog editing mode | |
88 | SubclassWin((WXHWND)wx_button); | |
89 | ||
90 | SetFont(* parent->GetFont()); | |
91 | ||
92 | SetSize(x, y, width, height); | |
93 | ShowWindow(wx_button, SW_SHOW); | |
94 | ||
95 | return TRUE; | |
96 | } | |
97 | ||
debe6624 | 98 | void wxButton::SetSize(int x, int y, int width, int height, int sizeFlags) |
2bda0e17 KB |
99 | { |
100 | int currentX, currentY; | |
101 | GetPosition(¤tX, ¤tY); | |
102 | int x1 = x; | |
103 | int y1 = y; | |
104 | if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
105 | x1 = currentX; | |
106 | if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE)) | |
107 | y1 = currentY; | |
108 | ||
81d66cf3 JS |
109 | AdjustForParentClientOrigin(x1, y1, sizeFlags); |
110 | ||
2bda0e17 KB |
111 | int actualWidth = width; |
112 | int actualHeight = height; | |
113 | int ww, hh; | |
114 | GetSize(&ww, &hh); | |
115 | ||
debe6624 JS |
116 | int current_width; |
117 | int cyf; | |
2bda0e17 KB |
118 | char buf[300]; |
119 | GetWindowText((HWND) GetHWND(), buf, 300); | |
120 | GetTextExtent(buf, ¤t_width, &cyf,NULL,NULL,GetFont()); | |
121 | ||
122 | // If we're prepared to use the existing width, then... | |
123 | if (width == -1 && ((sizeFlags & wxSIZE_AUTO_WIDTH) != wxSIZE_AUTO_WIDTH)) | |
124 | actualWidth = ww; | |
125 | else if (width == -1) | |
126 | { | |
127 | int cx; | |
128 | int cy; | |
129 | wxGetCharSize(GetHWND(), &cx, &cy,GetFont()); | |
130 | actualWidth = (int)(current_width + 3*cx) ; | |
131 | } | |
132 | ||
133 | // If we're prepared to use the existing height, then... | |
134 | if (height == -1 && ((sizeFlags & wxSIZE_AUTO_HEIGHT) != wxSIZE_AUTO_HEIGHT)) | |
135 | actualHeight = hh; | |
136 | else if (height == -1) | |
137 | { | |
138 | actualHeight = (int)(cyf*BUTTON_HEIGHT_FACTOR) ; | |
139 | } | |
140 | ||
141 | MoveWindow((HWND) GetHWND(), x1, y1, actualWidth, actualHeight, TRUE); | |
2bda0e17 KB |
142 | } |
143 | ||
144 | void wxButton::SetDefault(void) | |
145 | { | |
146 | wxWindow *parent = (wxWindow *)GetParent(); | |
147 | if (parent) | |
148 | parent->SetDefaultItem(this); | |
149 | ||
150 | if (parent) | |
151 | { | |
152 | SendMessage((HWND) parent->GetHWND(), DM_SETDEFID, m_windowId, 0L); | |
153 | } | |
154 | } | |
155 | ||
156 | wxString wxButton::GetLabel(void) const | |
157 | { | |
158 | GetWindowText((HWND) GetHWND(), wxBuffer, 300); | |
159 | return wxString(wxBuffer); | |
160 | } | |
161 | ||
162 | void wxButton::SetLabel(const wxString& label) | |
163 | { | |
164 | SetWindowText((HWND) GetHWND(), (const char *) label); | |
165 | } | |
166 | ||
debe6624 | 167 | WXHBRUSH wxButton::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor, |
2bda0e17 KB |
168 | WXUINT message, WXWPARAM wParam, WXLPARAM lParam) |
169 | { | |
170 | /* | |
171 | WXHBRUSH hBrush = (WXHBRUSH) MSWDefWindowProc(message, wParam, lParam); | |
172 | // ::SetTextColor((HDC) pDC, GetSysColor(COLOR_BTNTEXT)); | |
173 | ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), | |
174 | GetForegroundColour().Blue())); | |
175 | ||
176 | return hBrush; | |
177 | */ | |
178 | // This doesn't in fact seem to make any difference at all - buttons are always | |
179 | // the same colour. | |
180 | ::SetBkColor((HDC) pDC, RGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue())); | |
181 | ::SetTextColor((HDC) pDC, RGB(GetForegroundColour().Red(), GetForegroundColour().Green(), GetForegroundColour().Blue())); | |
182 | ||
183 | wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID); | |
184 | ||
185 | // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush | |
186 | // has a zero usage count. | |
187 | // NOT NOW; CHANGED. | |
188 | // backgroundBrush->RealizeResource(); | |
189 | return (WXHBRUSH) backgroundBrush->GetResourceHandle(); | |
190 | } | |
191 | ||
192 | void wxButton::Command (wxCommandEvent & event) | |
193 | { | |
194 | ProcessCommand (event); | |
195 | } | |
196 | ||
197 |