From 43d5ba94e11af91a1b574ccd7bc8a57c9901fa16 Mon Sep 17 00:00:00 2001 From: Diederick Niehorster Date: Fri, 23 Nov 2012 08:03:20 +0000 Subject: [PATCH] resizer demo now uses timer to display window information git-svn-id: svn+ssh://svn.code.sf.net/p/freeglut/code/trunk/freeglut/freeglut@1479 7f0cb862-5218-0410-a997-914c9d46530a --- progs/demos/Resizer/Resizer.cpp | 80 +++++++++++++++++++++------------------ 1 file changed, 43 insertions(+), 37 deletions(-) diff --git a/progs/demos/Resizer/Resizer.cpp b/progs/demos/Resizer/Resizer.cpp index 58c0552..c2ca76d 100644 --- a/progs/demos/Resizer/Resizer.cpp +++ b/progs/demos/Resizer/Resizer.cpp @@ -50,7 +50,7 @@ void SampleKeyboard( unsigned char cChar, int nMouseX, int nMouseY ) case 'r': case 'R': - if (nChildWindow!=-1) + if (nChildWindow!=-1 && cChar=='r') /* Capital R always resizes the main window*/ { glutSetWindow(nChildWindow); printf("child window resize\n"); @@ -62,6 +62,7 @@ void SampleKeyboard( unsigned char cChar, int nMouseX, int nMouseY ) } else { + glutSetWindow(nWindow); printf("main window resize\n"); if (nWidth<400) glutReshapeWindow(600,300); @@ -74,10 +75,9 @@ void SampleKeyboard( unsigned char cChar, int nMouseX, int nMouseY ) case 'm': case 'M': - if (nChildWindow!=-1) + if (nChildWindow!=-1 && cChar=='m') /* Capital M always moves the main window*/ { glutSetWindow(nChildWindow); - /* The window position you request is relative to the top-left * corner of the client area of the parent window. */ @@ -89,8 +89,8 @@ void SampleKeyboard( unsigned char cChar, int nMouseX, int nMouseY ) } else { + glutSetWindow(nWindow); printf("main window position\n"); - /* The window position you request is the outer top-left of the window, * the client area is at a different position if the window has borders * and/or a title bar. @@ -174,39 +174,6 @@ void Redisplay(void) { int win = glutGetWindow(); - if (nLoopMain++%20==0) - { - int border, caption; - - nPosX = glutGet(GLUT_WINDOW_X); - nPosY = glutGet(GLUT_WINDOW_Y); - nWidth = glutGet(GLUT_WINDOW_WIDTH); - nHeight = glutGet(GLUT_WINDOW_HEIGHT); - border = glutGet(GLUT_WINDOW_BORDER_WIDTH); - caption = glutGet(GLUT_WINDOW_HEADER_HEIGHT); - /* returned position is top-left of client area, to get top-left of - * of window you'll need to add the size of the border and caption - * of the current window (can be 0). - * Note that the window position is not necessarily positive (e.g. - * when the window is on a monitor to the left of the primary monitor - * or simply when maximized--try pressing the maximize button). - * the returned size is the size of the client area - * Note that the top-left of a child window is relative to the - * top-left of the client area of the parent. - */ - /* printf("window border: %dpx, caption: %dpx\n",border,caption); */ - if (win==nWindow) - printf("main window %dx%d, top-left of client at: (%d,%d), of window at: (%d,%d)\n", - nWidth, nHeight, - nPosX ,nPosY, - nPosX-border, - nPosY-border-caption); - else - printf("child window %dx%d, top-left of client at: (%d,%d), relative to parent\n", - nWidth, nHeight, - nPosX ,nPosY); - } - if (win==nWindow) { glClearColor(.2f,0.f,0.f,0.f); @@ -226,6 +193,43 @@ void Redisplay(void) glutPostWindowRedisplay(win); } +void Timer(int unused) +{ + int win = glutGetWindow(); + int border, caption; + + nPosX = glutGet(GLUT_WINDOW_X); + nPosY = glutGet(GLUT_WINDOW_Y); + nWidth = glutGet(GLUT_WINDOW_WIDTH); + nHeight = glutGet(GLUT_WINDOW_HEIGHT); + border = glutGet(GLUT_WINDOW_BORDER_WIDTH); + caption = glutGet(GLUT_WINDOW_HEADER_HEIGHT); + /* returned position is top-left of client area, to get top-left of + * of window you'll need to add the size of the border and caption + * of the current window (can be 0). + * Note that the window position is not necessarily positive (e.g. + * when the window is on a monitor to the left of the primary monitor + * or simply when maximized--try pressing the maximize button). + * the returned size is the size of the client area + * Note that the top-left of a child window is relative to the + * top-left of the client area of the parent. + */ + /* printf("window border: %dpx, caption: %dpx\n",border,caption); */ + if (win==nWindow) + printf("main window %dx%d, top-left of client at: (%d,%d), of window at: (%d,%d)\n", + nWidth, nHeight, + nPosX ,nPosY, + nPosX-border, + nPosY-border-caption); + else + printf("child window %dx%d, top-left of client at: (%d,%d), relative to parent\n", + nWidth, nHeight, + nPosX ,nPosY); + + /* (re)set the timer callback and ask glut to call it in 1 second */ + glutTimerFunc(300, Timer, 0); +} + int main(int argc, char* argv[]) { @@ -254,6 +258,8 @@ int main(int argc, char* argv[]) glutReshapeFunc( Reshape ); glutPositionFunc( Position ); + glutTimerFunc(300, Timer, 0); + glutMainLoop(); printf("glutMainLoop returned\n"); -- 1.7.10.4