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highgui: Support to change trackbar count in setTrackbarPos and replaced deprecated CreateToolbarEx in Windows.

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This commit is contained in:
Ashod Nakashian 2014-11-25 17:20:54 -05:00
parent 4f82b3588a
commit 63c49be487
6 changed files with 129 additions and 4 deletions
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1
modules/highgui/include/opencv2/highgui/highgui_c.h
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@ -158,6 +158,7 @@ CVAPI(int) cvCreateTrackbar2( const char* trackbar_name, const char* window_name
/* retrieve or set trackbar position */
CVAPI(int) cvGetTrackbarPos( const char* trackbar_name, const char* window_name );
CVAPI(void) cvSetTrackbarPos( const char* trackbar_name, const char* window_name, int pos );
CVAPI(void) cvSetTrackbarMax(const char* trackbar_name, const char* window_name, int maxval);
enum
{

5
modules/highgui/src/window.cpp
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@ -545,6 +545,11 @@ CV_IMPL void cvSetTrackbarPos( const char*, const char*, int )
CV_NO_GUI_ERROR( "cvSetTrackbarPos" );
}
CV_IMPL void cvSetTrackbarMax(const char*, const char*, int)
{
CV_NO_GUI_ERROR( "cvSetTrackbarMax" );
}
CV_IMPL void* cvGetWindowHandle( const char* )
{
CV_NO_GUI_ERROR( "cvGetWindowHandle" );

13
modules/highgui/src/window_QT.cpp
View File

@ -643,6 +643,19 @@ CV_IMPL void cvSetTrackbarPos(const char* name_bar, const char* window_name, int
}
CV_IMPL void cvSetTrackbarMax(const char* name_bar, const char* window_name, int maxval)
{
if (maxval >= 0)
{
QPointer<CvTrackbar> t = icvFindTrackBarByName(name_bar, window_name);
if (t)
{
t->slider->setMaximum(maxval);
}
}
}
/* assign callback for mouse events */
CV_IMPL void cvSetMouseCallback(const char* window_name, CvMouseCallback on_mouse, void* param)
{

31
modules/highgui/src/window_cocoa.mm
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@ -61,6 +61,7 @@ CV_IMPL int cvCreateTrackbar2(const char* trackbar_name,const char* window_name,
CV_IMPL void cvSetMouseCallback( const char* name, CvMouseCallback function, void* info) {}
CV_IMPL int cvGetTrackbarPos( const char* trackbar_name, const char* window_name ) {return 0;}
CV_IMPL void cvSetTrackbarPos(const char* trackbar_name, const char* window_name, int pos) {}
CV_IMPL void cvSetTrackbarMax(const char* trackbar_name, const char* window_name, int maxval) {}
CV_IMPL void* cvGetWindowHandle( const char* name ) {return NULL;}
CV_IMPL const char* cvGetWindowName( void* window_handle ) {return NULL;}
CV_IMPL int cvNamedWindow( const char* name, int flags ) {return 0; }
@ -424,6 +425,36 @@ CV_IMPL void cvSetTrackbarPos(const char* trackbar_name, const char* window_name
__END__;
}
CV_IMPL void cvSetTrackbarMax(const char* trackbar_name, const char* window_name, int maxval)
{
CV_FUNCNAME("cvSetTrackbarPos");
CVWindow *window = nil;
CVSlider *slider = nil;
NSAutoreleasePool* localpool5 = nil;
__BEGIN__;
//cout << "cvSetTrackbarPos" << endl;
if(trackbar_name == NULL || window_name == NULL)
CV_ERROR( CV_StsNullPtr, "NULL trackbar or window name" );
if (localpool5 != nil) [localpool5 drain];
localpool5 = [[NSAutoreleasePool alloc] init];
window = cvGetWindow(window_name);
if(window) {
slider = [[window sliders] valueForKey:[NSString stringWithFormat:@"%s", trackbar_name]];
if(slider) {
if(maxval >= 0) {
[[slider slider] setMaxValue:maxval];
}
}
}
[localpool5 drain];
__END__;
}
CV_IMPL void* cvGetWindowHandle( const char* name )
{
//cout << "cvGetWindowHandle" << endl;

37
modules/highgui/src/window_gtk.cpp
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@ -1381,6 +1381,43 @@ CV_IMPL void cvSetTrackbarPos( const char* trackbar_name, const char* window_nam
}
CV_IMPL void cvSetTrackbarMax(const char* trackbar_name, const char* window_name, int maxval)
{
CV_FUNCNAME("cvSetTrackbarMax");
__BEGIN__;
if (maxval >= 0)
{
CvWindow* window = 0;
CvTrackbar* trackbar = 0;
if (trackbar_name == 0 || window_name == 0)
{
CV_ERROR( CV_StsNullPtr, "NULL trackbar or window name");
}
window = icvFindWindowByName( window_name );
if (window)
{
trackbar = icvFindTrackbarByName(window, trackbar_name);
if (trackbar)
{
trackbar->maxval = maxval;
CV_LOCK_MUTEX();
gtk_range_set_range(GTK_RANGE(trackbar->widget), 0, trackbar->maxval);
CV_UNLOCK_MUTEX();
}
}
}
__END__;
}
CV_IMPL void* cvGetWindowHandle( const char* window_name )
{
void* widget = 0;

46
modules/highgui/src/window_w32.cpp
View File

@ -1827,7 +1827,7 @@ icvCreateTrackbar( const char* trackbar_name, const char* window_name,
if( !window_name || !trackbar_name )
CV_ERROR( CV_StsNullPtr, "NULL window or trackbar name" );
if( count <= 0 )
if( count < 0 )
CV_ERROR( CV_StsOutOfRange, "Bad trackbar maximal value" );
window = icvFindWindowByName(window_name);
@ -1848,9 +1848,14 @@ icvCreateTrackbar( const char* trackbar_name, const char* window_name,
{
const int default_height = 30;
window->toolbar.toolbar = CreateToolbarEx(
window->frame, WS_CHILD | CCS_TOP | TBSTYLE_WRAPABLE,
1, 0, 0, 0, 0, 0, 16, 20, 16, 16, sizeof(TBBUTTON));
// CreateToolbarEx is deprecated and forces linking against Comctl32.lib.
window->toolbar.toolbar = CreateWindowEx(0, TOOLBARCLASSNAME, NULL,
WS_CHILD | CCS_TOP | TBSTYLE_WRAPABLE | BTNS_AUTOSIZE | BTNS_BUTTON,
0, 0, 0, 0,
window->frame, NULL, GetModuleHandle(NULL), NULL);
// CreateToolbarEx automatically sends this but CreateWindowEx doesn't.
SendMessage(window->toolbar.toolbar, TB_BUTTONSTRUCTSIZE, (WPARAM)sizeof(TBBUTTON), 0);
GetClientRect(window->frame, &rect);
MoveWindow( window->toolbar.toolbar, 0, 0,
rect.right - rect.left, default_height, TRUE);
@ -2098,6 +2103,39 @@ CV_IMPL void cvSetTrackbarPos( const char* trackbar_name, const char* window_nam
}
CV_IMPL void cvSetTrackbarMax(const char* trackbar_name, const char* window_name, int maxval)
{
CV_FUNCNAME( "cvSetTrackbarMax" );
__BEGIN__;
if (maxval >= 0)
{
CvWindow* window = 0;
CvTrackbar* trackbar = 0;
if (trackbar_name == 0 || window_name == 0)
{
CV_ERROR(CV_StsNullPtr, "NULL trackbar or window name");
}
window = icvFindWindowByName(window_name);
if (window)
{
trackbar = icvFindTrackbarByName(window, trackbar_name);
if (trackbar)
{
// The position will be min(pos, maxval).
trackbar->maxval = maxval;
SendMessage(trackbar->hwnd, TBM_SETRANGEMAX, (WPARAM)TRUE, (LPARAM)maxval);
}
}
}
__END__;
}
CV_IMPL void* cvGetWindowHandle( const char* window_name )
{
void* hwnd = 0;