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* now accepts NULL arguments for "width" and "height" in GetPreferredSize()

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* minor cleanup.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15086 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2005-11-23 14:51:01 +00:00
parent 6338e9da5d
commit 8196fa8da4
1 changed files with 28 additions and 21 deletions
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49
src/kits/interface/Button.cpp
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@ -3,18 +3,20 @@
* Distributed under the terms of the MIT License.
*
* Authors:
* Marc Flerackers (mflerackers@androme.be)
* Mike Wilber
* Stefano Ceccherini (burton666@libero.it)
* Ivan Tonizza
* Stephan Aßmus, <superstippi@gmx.de>
* Marc Flerackers (mflerackers@androme.be)
* Mike Wilber
* Stefano Ceccherini (burton666@libero.it)
* Ivan Tonizza
* Stephan Aßmus, <superstippi@gmx.de>
*/
#include <Button.h>
#include <Font.h>
#include <String.h>
#include <Window.h>
BButton::BButton(BRect frame, const char *name, const char *label, BMessage *message,
uint32 resizingMode, uint32 flags)
: BControl(frame, name, label, message, resizingMode, flags |= B_WILL_DRAW),
@ -47,8 +49,8 @@ BButton::Instantiate(BMessage *archive)
{
if (validate_instantiation(archive, "BButton"))
return new BButton(archive);
else
return NULL;
return NULL;
}
@ -382,14 +384,12 @@ BButton::MouseDown(BPoint point)
if (Window()->Flags() & B_ASYNCHRONOUS_CONTROLS) {
SetTracking(true);
SetMouseEventMask(B_POINTER_EVENTS, B_LOCK_WINDOW_FOCUS);
} else {
BRect bounds = Bounds();
uint32 buttons;
do {
Window()->UpdateIfNeeded();
snooze(40000);
GetMouse(&point, &buttons, true);
@ -548,20 +548,25 @@ BButton::SetValue(int32 value)
void
BButton::GetPreferredSize(float *width, float *height)
BButton::GetPreferredSize(float *_width, float *_height)
{
font_height fh;
GetFontHeight(&fh);
if (_height) {
font_height fontHeight;
GetFontHeight(&fontHeight);
*height = 12.0f + (float)ceil(fh.ascent + fh.descent);
*width = 20.0f + (float)ceil(StringWidth(Label()));
if (*width < 75.0f)
*width = 75.0f;
*_height = 12.0f + (float)ceil(fontHeight.ascent + fontHeight.descent)
+ (fDrawAsDefault ? 6.0f : 0);
}
if (fDrawAsDefault) {
*width += 6.0f;
*height += 6.0f;
if (_width) {
float width = 20.0f + (float)ceil(StringWidth(Label()));
if (width < 75.0f)
width = 75.0f;
if (fDrawAsDefault)
width += 6.0f;
*_width = width;
}
}
@ -743,9 +748,11 @@ BButton::DrawFocusLine(float x, float y, float width, bool visible)
{
if (visible)
SetHighColor(ui_color(B_KEYBOARD_NAVIGATION_COLOR));
else
else {
SetHighColor(tint_color(ui_color(B_PANEL_BACKGROUND_COLOR),
B_LIGHTEN_1_TINT));
}
// Blue Line
StrokeLine(BPoint(x, y), BPoint(x + width, y));