PyGTK Tutorial
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PyGTK - Window Class
PyGTK - Window Class
An object of the gtk.Window class provides a widget that users commonly think of as a Wwindow. This widget is a container hence, it can hold one child widget. It provides a displayable area decorated with title bar and resizing controls.
gtk.Window class has the following constructor −
gtk.Window(type)
Type paramter takes one of the following values −
| gtk.WINDOW_TOPLEVEL (default) | This window has no parent. The Toplevel windows are the main apppcation window and dialogs. |
| gtk.WINDOW_POPUP | This window has no frame or decorations. A popup window is used for menus and tooltips. |
Some of the important methods of the gtk.Window class are psted below −
| S.NO | Methods and Description |
|---|---|
| 1 | set_title(string) This sets the "title" property of the gtk.window to the value specified by the title. The title of a window will be displayed in its title bar. |
| 2 | get_title() This returns the title of a window if set. |
| 3 | set_position() This sets the position of window. The predefined position constants are − gtk.WIN_POS_NONE gtk.WIN_POS_CENTER gtk.WIN_POS_MOUSE gtk.WIN_POS_CENTER_ALWAYS gtk.WIN_POS_CENTER_ON_PARENT |
| 3 | set_focus() This sets the widget specified to be the focus widget for the window. |
| 4 | set_resizable() This is true by default. set_resizable() helps the user to set the size of a window. |
| 5 | set_decorated() This is true by default. If false, the title bar and the resizing controls of window will be disabled. |
| 6 | set_modal() If true, window becomes modal and the interaction with other windows is prevented. This is used for the Dialog widgets. |
| 7 | set_default_size() This sets the default size of the window to the specified width and height in pixels. |
The gtk.Window widget emits the following signals −
| activate-default | This is emitted when the default child widget of window is activated usually by the user pressing the Return or Enter key. |
| activate-focus | This is emitted when the child widget with the focus is activated usually by the user pressing the Space key. |
| move-focus | This is emitted when the focus is changed within the window s child widgets when the user presses the Tab, the Shift+Tab or the Up, Down, Left or Right arrow keys. |
| set-focus | This is emitted when the focus changes to widget in window. |