-
-
Notifications
You must be signed in to change notification settings - Fork 132
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Merge pull request #24 from nucleic/bitmap-buttons
Bitmap buttons
- Loading branch information
Showing
13 changed files
with
827 additions
and
465 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,129 @@ | ||
| #------------------------------------------------------------------------------ | ||
| # Copyright (c) 2013, Nucleic Development Team. | ||
| # | ||
| # Distributed under the terms of the Modified BSD License. | ||
| # | ||
| # The full license is in the file COPYING.txt, distributed with this software. | ||
| #------------------------------------------------------------------------------ | ||
| from PyQt4.QtCore import QPoint, QRect | ||
| from PyQt4.QtGui import QAbstractButton, QColor, QPainter, QStyle, QStyleOption | ||
|
|
||
|
|
||
| class QBitmapButton(QAbstractButton): | ||
| """ A button widget which renders a bitmap. | ||
| This class is used to render the various maximize, restore, and | ||
| close buttons in the docking framework. Bitmap images are chosen | ||
| for rendering so that the button can be fully styled using Qt | ||
| style sheets. | ||
| """ | ||
| _bitmap = None | ||
|
|
||
| def bitmap(self): | ||
| """ Get the bitmap associated with the button. | ||
| """ | ||
| return self._bitmap | ||
|
|
||
| def setBitmap(self, bitmap): | ||
| """ Set the bitmap associate with the button. | ||
| """ | ||
| self._bitmap = bitmap | ||
| self.update() | ||
|
|
||
| def sizeHint(self): | ||
| """ Get the size hint for the bitmap button. | ||
| The size hint of the button is equal to it's icon size. | ||
| """ | ||
| return self.minimumSizeHint() | ||
|
|
||
| def minimumSizeHint(self): | ||
| """ Get the minimum size hint for the bitmap button. | ||
| The minimum size hint of the button is equal to it's icon size. | ||
| """ | ||
| return self.iconSize() | ||
|
|
||
| def enterEvent(self, event): | ||
| """ Handle the enter event for the button. | ||
| """ | ||
| if self.isEnabled(): | ||
| self.update() | ||
| super(QBitmapButton, self).enterEvent(event) | ||
|
|
||
| def leaveEvent(self, event): | ||
| """ Handle the leave event for the button. | ||
| """ | ||
| if self.isEnabled(): | ||
| self.update() | ||
| super(QBitmapButton, self).leaveEvent(event) | ||
|
|
||
| def styleOption(self): | ||
| """ Get a filled style option for the button. | ||
| Returns | ||
| ------- | ||
| result : QStyleOption | ||
| A style option initialized for the current button state. | ||
| """ | ||
| opt = QStyleOption() | ||
| opt.initFrom(self) | ||
| opt.state |= QStyle.State_AutoRaise | ||
| is_down = self.isDown() | ||
| is_enabled = self.isEnabled() | ||
| is_checked = self.isChecked() | ||
| under_mouse = self.underMouse() | ||
| if is_enabled and under_mouse and not is_checked and not is_down: | ||
| opt.state |= QStyle.State_Raised | ||
| if is_checked: | ||
| opt.state |= QStyle.State_On | ||
| if is_down: | ||
| opt.state |= QStyle.State_Sunken | ||
| return opt | ||
|
|
||
| def drawBitmap(self, opt, painter): | ||
| """ Draw the bitmap for the button. | ||
| The bitmap will be drawn with the foreground color set by | ||
| the style sheet and the style option. | ||
| Parameters | ||
| ---------- | ||
| opt : QStyleOption | ||
| The style option to use for drawing. | ||
| painter : QPainter | ||
| The painter to use for drawing. | ||
| """ | ||
| bmp = self._bitmap | ||
| if bmp is not None: | ||
| # hack to get the current stylesheet foreground color | ||
| hint = QStyle.SH_GroupBox_TextLabelColor | ||
| fg = self.style().styleHint(hint, opt, self) | ||
| # mask signed to unsigned which 'fromRgba' requires | ||
| painter.setPen(QColor.fromRgba(0xffffffff & fg)) | ||
| size = self.size() | ||
| im_size = bmp.size() | ||
| x = size.width() / 2 - im_size.width() / 2 | ||
| y = size.height() / 2 - im_size.height() / 2 | ||
| source = QRect(QPoint(0, 0), im_size) | ||
| dest = QRect(QPoint(x, y), im_size) | ||
| painter.drawPixmap(dest, bmp, source) | ||
|
|
||
| def paintEvent(self, event): | ||
| """ Handle the paint event for the button. | ||
| """ | ||
| painter = QPainter(self) | ||
| opt = self.styleOption() | ||
| self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self) | ||
| self.drawBitmap(opt, painter) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.