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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: layout.cpp | |
3 | // Purpose: Layout sample | |
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 | // For compilers that support precompilation, includes "wx/wx.h". | |
13 | #include "wx/wxprec.h" | |
14 | ||
15 | #ifdef __BORLANDC__ | |
16 | #pragma hdrstop | |
17 | #endif | |
18 | ||
19 | #ifndef WX_PRECOMP | |
20 | #include "wx/wx.h" | |
21 | #endif | |
22 | ||
e4b19d9b | 23 | #if !wxUSE_CONSTRAINTS |
ad813b00 | 24 | #error You must set wxUSE_CONSTRAINTS to 1 in setup.h! |
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25 | #endif |
26 | ||
27 | #include <ctype.h> | |
c62ac5b6 | 28 | #include "wx/sizer.h" |
61d514bb | 29 | #include "wx/statline.h" |
c62ac5b6 | 30 | |
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31 | #include "layout.h" |
32 | ||
33 | // Declare two frames | |
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34 | MyFrame *frame = (MyFrame *) NULL; |
35 | wxMenuBar *menu_bar = (wxMenuBar *) NULL; | |
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36 | |
37 | IMPLEMENT_APP(MyApp) | |
38 | ||
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39 | MyApp::MyApp() |
40 | { | |
41 | } | |
42 | ||
43 | bool MyApp::OnInit(void) | |
44 | { | |
45 | // Create the main frame window | |
c67daf87 | 46 | frame = new MyFrame((MyFrame *) NULL, (char *) "wxWindows Layout Demo", 0, 0, 550, 500); |
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47 | |
48 | frame->SetAutoLayout(TRUE); | |
49 | ||
50 | // Give it a status line | |
51 | frame->CreateStatusBar(2); | |
52 | ||
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53 | // Make a menubar |
54 | wxMenu *file_menu = new wxMenu; | |
55 | ||
56 | file_menu->Append(LAYOUT_LOAD_FILE, "&Load file", "Load a text file"); | |
c62ac5b6 | 57 | file_menu->Append(LAYOUT_TEST_NEW, "&Test new sizers", "Test new sizer code"); |
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58 | |
59 | file_menu->AppendSeparator(); | |
60 | file_menu->Append(LAYOUT_QUIT, "E&xit", "Quit program"); | |
61 | ||
62 | wxMenu *help_menu = new wxMenu; | |
63 | help_menu->Append(LAYOUT_ABOUT, "&About", "About layout demo"); | |
64 | ||
65 | menu_bar = new wxMenuBar; | |
66 | ||
67 | menu_bar->Append(file_menu, "&File"); | |
68 | menu_bar->Append(help_menu, "&Help"); | |
69 | ||
70 | // Associate the menu bar with the frame | |
71 | frame->SetMenuBar(menu_bar); | |
72 | ||
73 | // Make a panel | |
74 | frame->panel = new wxPanel(frame, 0, 0, 1000, 500, wxTAB_TRAVERSAL); | |
17b0d794 | 75 | frame->panel->SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_3DFACE)); |
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76 | // frame->panel->SetAutoLayout(TRUE); |
77 | ||
78 | // Create some panel items | |
79 | wxButton *btn1 = new wxButton(frame->panel, -1, "A button (1)") ; | |
80 | ||
81 | wxLayoutConstraints *b1 = new wxLayoutConstraints; | |
82 | b1->centreX.SameAs (frame->panel, wxCentreX); | |
83 | b1->top.SameAs (frame->panel, wxTop, 5); | |
84 | b1->width.PercentOf (frame->panel, wxWidth, 80); | |
85 | b1->height.PercentOf (frame->panel, wxHeight, 10); | |
86 | btn1->SetConstraints(b1); | |
87 | ||
88 | wxListBox *list = new wxListBox(frame->panel, -1, | |
89 | wxPoint(-1, -1), wxSize(200, 100)); | |
90 | list->Append("Apple"); | |
91 | list->Append("Pear"); | |
92 | list->Append("Orange"); | |
93 | list->Append("Banana"); | |
94 | list->Append("Fruit"); | |
95 | ||
96 | wxLayoutConstraints *b2 = new wxLayoutConstraints; | |
97 | b2->top.Below (btn1, 5); | |
98 | b2->left.SameAs (frame->panel, wxLeft, 5); | |
99 | b2->width.PercentOf (frame->panel, wxWidth, 40); | |
100 | b2->bottom.SameAs (frame->panel, wxBottom, 5); | |
101 | list->SetConstraints(b2); | |
102 | ||
103 | wxTextCtrl *mtext = new wxTextCtrl(frame->panel, -1, "Some text", | |
104 | wxPoint(-1, -1), wxSize(150, 100)); | |
105 | ||
106 | wxLayoutConstraints *b3 = new wxLayoutConstraints; | |
107 | b3->top.Below (btn1, 5); | |
108 | b3->left.RightOf (list, 5); | |
109 | b3->right.SameAs (frame->panel, wxRight, 5); | |
110 | b3->bottom.SameAs (frame->panel, wxBottom, 5); | |
111 | mtext->SetConstraints(b3); | |
112 | ||
113 | frame->canvas = new MyWindow(frame, 0, 0, 400, 400, wxRETAINED); | |
114 | ||
115 | // Give it scrollbars: the virtual canvas is 20 * 50 = 1000 pixels in each direction | |
116 | // canvas->SetScrollbars(20, 20, 50, 50, 4, 4); | |
117 | ||
118 | // Make a text window | |
119 | frame->text_window = new MyTextWindow(frame, 0, 250, 400, 250); | |
120 | ||
121 | // Set constraints for panel subwindow | |
122 | wxLayoutConstraints *c1 = new wxLayoutConstraints; | |
123 | ||
124 | c1->left.SameAs (frame, wxLeft); | |
125 | c1->top.SameAs (frame, wxTop); | |
126 | c1->right.PercentOf (frame, wxWidth, 50); | |
127 | c1->height.PercentOf (frame, wxHeight, 50); | |
128 | ||
129 | frame->panel->SetConstraints(c1); | |
130 | ||
131 | // Set constraints for canvas subwindow | |
132 | wxLayoutConstraints *c2 = new wxLayoutConstraints; | |
133 | ||
134 | c2->left.SameAs (frame->panel, wxRight); | |
135 | c2->top.SameAs (frame, wxTop); | |
136 | c2->right.SameAs (frame, wxRight); | |
137 | c2->height.PercentOf (frame, wxHeight, 50); | |
138 | ||
139 | frame->canvas->SetConstraints(c2); | |
140 | ||
141 | // Set constraints for text subwindow | |
142 | wxLayoutConstraints *c3 = new wxLayoutConstraints; | |
143 | c3->left.SameAs (frame, wxLeft); | |
144 | c3->top.Below (frame->panel); | |
145 | c3->right.SameAs (frame, wxRight); | |
146 | c3->bottom.SameAs (frame, wxBottom); | |
147 | ||
148 | frame->text_window->SetConstraints(c3); | |
149 | ||
150 | frame->Show(TRUE); | |
151 | ||
152 | frame->SetStatusText("wxWindows layout demo"); | |
153 | ||
154 | SetTopWindow(frame); | |
155 | return TRUE; | |
156 | } | |
157 | ||
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158 | //----------------------------------------------------------------- |
159 | // MyFrame | |
160 | //----------------------------------------------------------------- | |
161 | ||
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162 | // Define my frame constructor |
163 | MyFrame::MyFrame(wxFrame *frame, char *title, int x, int y, int w, int h): | |
164 | wxFrame(frame, -1, title, wxPoint(x, y), wxSize(w, h)) | |
165 | { | |
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166 | panel = (wxPanel *) NULL; |
167 | text_window = (MyTextWindow *) NULL; | |
168 | canvas = (MyWindow *) NULL; | |
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169 | } |
170 | ||
171 | BEGIN_EVENT_TABLE(MyFrame, wxFrame) | |
172 | EVT_MENU(LAYOUT_LOAD_FILE, MyFrame::LoadFile) | |
173 | EVT_MENU(LAYOUT_QUIT, MyFrame::Quit) | |
c62ac5b6 | 174 | EVT_MENU(LAYOUT_TEST_NEW, MyFrame::TestNewSizers) |
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175 | EVT_MENU(LAYOUT_ABOUT, MyFrame::About) |
176 | EVT_SIZE(MyFrame::OnSize) | |
177 | END_EVENT_TABLE() | |
178 | ||
bd7d06f2 | 179 | void MyFrame::LoadFile(wxCommandEvent& WXUNUSED(event) ) |
c801d85f | 180 | { |
ddb6bc71 RR |
181 | wxString s = wxFileSelector( _T("Load text file"), (const wxChar *) NULL, |
182 | (const wxChar *) NULL, (const wxChar *) NULL, _T("*.txt") ); | |
227869da | 183 | if (s != "") |
c801d85f | 184 | { |
2049ba38 | 185 | #ifdef __WXMSW__ |
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186 | frame->text_window->LoadFile(s); |
187 | #endif | |
188 | } | |
189 | } | |
190 | ||
bd7d06f2 | 191 | void MyFrame::Quit(wxCommandEvent& WXUNUSED(event) ) |
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192 | { |
193 | this->Close(TRUE); | |
194 | } | |
195 | ||
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196 | void MyFrame::TestNewSizers(wxCommandEvent& WXUNUSED(event) ) |
197 | { | |
198 | NewSizerFrame *newFrame = new NewSizerFrame((MyFrame *) NULL, "Sizer Test Frame", 50, 50 ); | |
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199 | newFrame->Show(TRUE); |
200 | } | |
201 | ||
bd7d06f2 | 202 | void MyFrame::About(wxCommandEvent& WXUNUSED(event) ) |
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203 | { |
204 | (void)wxMessageBox("wxWindows GUI library layout demo\n", | |
205 | "About Layout Demo", wxOK|wxCENTRE); | |
206 | } | |
207 | ||
208 | // Size the subwindows when the frame is resized | |
bd7d06f2 | 209 | void MyFrame::OnSize(wxSizeEvent& WXUNUSED(event) ) |
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210 | { |
211 | Layout(); | |
212 | } | |
213 | ||
bd7d06f2 | 214 | void MyFrame::Draw(wxDC& dc, bool WXUNUSED(draw_bitmaps) ) |
c801d85f | 215 | { |
c0ed460c | 216 | dc.SetPen(* wxGREEN_PEN); |
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217 | dc.DrawLine(0, 0, 200, 200); |
218 | dc.DrawLine(200, 0, 0, 200); | |
c801d85f | 219 | |
c0ed460c JS |
220 | dc.SetBrush(* wxCYAN_BRUSH); |
221 | dc.SetPen(* wxRED_PEN); | |
c801d85f | 222 | |
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223 | dc.DrawRectangle(100, 100, 100, 50); |
224 | dc.DrawRoundedRectangle(150, 150, 100, 50, 20); | |
c801d85f | 225 | |
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226 | dc.DrawEllipse(250, 250, 100, 50); |
227 | dc.DrawSpline(50, 200, 50, 100, 200, 10); | |
228 | dc.DrawLine(50, 230, 200, 230); | |
c801d85f | 229 | |
c0ed460c | 230 | dc.SetPen(* wxBLACK_PEN); |
bd7d06f2 | 231 | dc.DrawArc(50, 300, 100, 250, 100, 300 ); |
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232 | } |
233 | ||
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234 | //----------------------------------------------------------------- |
235 | // MyWindow | |
236 | //----------------------------------------------------------------- | |
237 | ||
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238 | BEGIN_EVENT_TABLE(MyWindow, wxWindow) |
239 | EVT_PAINT(MyWindow::OnPaint) | |
240 | END_EVENT_TABLE() | |
241 | ||
242 | // Define a constructor for my canvas | |
243 | MyWindow::MyWindow(wxFrame *frame, int x, int y, int w, int h, long style): | |
244 | wxWindow(frame, -1, wxPoint(x, y), wxSize(w, h), style) | |
245 | { | |
246 | } | |
247 | ||
248 | MyWindow::~MyWindow(void) | |
249 | { | |
250 | } | |
251 | ||
252 | // Define the repainting behaviour | |
bd7d06f2 | 253 | void MyWindow::OnPaint(wxPaintEvent& WXUNUSED(event) ) |
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254 | { |
255 | wxPaintDC dc(this); | |
256 | frame->Draw(dc,TRUE); | |
257 | } | |
258 | ||
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259 | //----------------------------------------------------------------- |
260 | // NewSizerFrame | |
261 | //----------------------------------------------------------------- | |
262 | ||
263 | NewSizerFrame::NewSizerFrame(wxFrame *frame, char *title, int x, int y ): | |
264 | wxFrame(frame, -1, title, wxPoint(x, y) ) | |
265 | { | |
61d514bb RR |
266 | // we want to get a dialog that is stretchable because it |
267 | // has a text ctrl in the middle. at the bottom, we have | |
d597fcb7 | 268 | // two buttons which. |
61d514bb | 269 | |
d2befda3 | 270 | wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL ); |
61d514bb | 271 | |
d597fcb7 RR |
272 | // 1) top: create wxStaticText with minimum size equal to its default size |
273 | topsizer->Add( | |
274 | new wxStaticText( this, -1, "An explanation (wxALIGN_RIGHT)." ), | |
275 | 0, // make vertically unstretchable | |
276 | wxALIGN_RIGHT | // right align text | |
277 | wxTOP | wxLEFT | wxRIGHT, // make border all around except wxBOTTOM | |
278 | 5 ); // set border width to 5 | |
279 | ||
280 | // 2) top: create wxTextCtrl with minimum size (100x60) | |
281 | topsizer->Add( | |
282 | new wxTextCtrl( this, -1, "My text (wxEXPAND).", wxDefaultPosition, wxSize(100,60), wxTE_MULTILINE), | |
283 | 1, // make vertically stretchable | |
284 | wxEXPAND | // make horizontally stretchable | |
285 | wxALL, // and make border all around | |
286 | 5 ); // set border width to 5 | |
287 | ||
288 | ||
289 | // 3) middle: create wxStaticLine with minimum size (3x3) | |
290 | topsizer->Add( | |
291 | new wxStaticLine( this, -1, wxDefaultPosition, wxSize(3,3), wxHORIZONTAL), | |
292 | 0, // make vertically unstretchable | |
293 | wxEXPAND | // make horizontally stretchable | |
294 | wxALL, // and make border all around | |
295 | 5 ); // set border width to 5 | |
296 | ||
297 | ||
298 | // 4) bottom: create two centred wxButtons | |
d2befda3 | 299 | wxBoxSizer *button_box = new wxBoxSizer( wxHORIZONTAL ); |
d597fcb7 RR |
300 | button_box->Add( |
301 | new wxButton( this, -1, "Two buttons in a box" ), | |
302 | 0, // make horizontally unstretchable | |
303 | wxALL, // make border all around | |
304 | 7 ); // set border width to 7 | |
305 | button_box->Add( | |
306 | new wxButton( this, -1, "(wxCENTER)" ), | |
307 | 0, // make horizontally unstretchable | |
308 | wxALL, // make border all around | |
309 | 7 ); // set border width to 7 | |
61d514bb | 310 | |
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311 | topsizer->Add( |
312 | button_box, | |
313 | 0, // make vertically unstretchable | |
314 | wxCENTER ); // no border and centre horizontally | |
61d514bb | 315 | |
d8d474af | 316 | SetAutoLayout( TRUE ); |
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317 | |
318 | // set frame to minimum size | |
319 | topsizer->Fit( this ); | |
320 | ||
321 | // don't allow frame to get smaller than what the sizers tell ye | |
322 | topsizer->SetSizeHints( this ); | |
323 | ||
3417c2cd | 324 | SetSizer( topsizer ); |
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325 | } |
326 | ||
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327 | |
328 |