+++ /dev/null
-// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
-
-#ifdef HAVE_CONFIG_H
-# include "../config.h"
-#endif // HAVE_CONFIG_H
-
-#include "basewidget.hh"
-#include "display.hh"
-#include "assassin.hh"
-#include "screeninfo.hh"
-
-#include <algorithm>
-
-namespace otk {
-
-OtkBaseWidget::OtkBaseWidget(OtkBaseWidget *parent)
- : OtkEventHandler(),
- _dirty(false),
- _parent(parent), _style(parent->getStyle()),
- _cursor(parent->getCursor()), _bevel_width(parent->getBevelWidth()),
- _ignore_config(0), _visible(false), _focused(false), _grabbed_mouse(false),
- _grabbed_keyboard(false), _texture(0), _bg_pixmap(0), _bg_pixel(0),
- _screen(parent->getScreen())
-{
- assert(parent);
- parent->addChild(this);
- create();
-}
-
-OtkBaseWidget::OtkBaseWidget(Style *style, Cursor cursor, int bevel_width)
- : OtkEventHandler(),
- _dirty(false), _parent(0), _style(style), _cursor(cursor),
- _bevel_width(bevel_width), _ignore_config(0), _visible(false),
- _focused(false), _grabbed_mouse(false), _grabbed_keyboard(false),
- _texture(0), _bg_pixmap(0), _bg_pixel(0), _screen(style->getScreen())
-{
- assert(style);
- create();
-}
-
-OtkBaseWidget::~OtkBaseWidget()
-{
- if (_visible)
- hide();
-
- std::for_each(_children.begin(), _children.end(), PointerAssassin());
-
- if (_parent)
- _parent->removeChild(this);
-
- XDestroyWindow(otk::OBDisplay::display, _window);
-}
-
-void OtkBaseWidget::create(void)
-{
- const ScreenInfo *scr_info = otk::OBDisplay::screenInfo(_screen);
- Window p_window = _parent ? _parent->getWindow() : scr_info->getRootWindow();
-
- _rect.setRect(0, 0, 1, 1); // just some initial values
-
- XSetWindowAttributes attrib_create;
- unsigned long create_mask = CWBackPixmap | CWBorderPixel | CWEventMask;
-
- attrib_create.background_pixmap = None;
- attrib_create.colormap = scr_info->getColormap();
- attrib_create.event_mask = ButtonPressMask | ButtonReleaseMask |
- ButtonMotionMask | ExposureMask | StructureNotifyMask;
-
- if (_cursor) {
- create_mask |= CWCursor;
- attrib_create.cursor = _cursor;
- }
-
- _window = XCreateWindow(otk::OBDisplay::display, p_window, _rect.x(),
- _rect.y(), _rect.width(), _rect.height(), 0,
- scr_info->getDepth(), InputOutput,
- scr_info->getVisual(), create_mask, &attrib_create);
- _ignore_config++;
-}
-
-void OtkBaseWidget::setWidth(int w)
-{
- assert(w > 0);
- setGeometry(_rect.x(), _rect.y(), w, _rect.height());
-}
-
-void OtkBaseWidget::setHeight(int h)
-{
- assert(h > 0);
- setGeometry(_rect.x(), _rect.y(), _rect.width(), h);
-}
-
-void OtkBaseWidget::move(const Point &to)
-{
- move(to.x(), to.y());
-}
-
-void OtkBaseWidget::move(int x, int y)
-{
- _rect.setPos(x, y);
- XMoveWindow(otk::OBDisplay::display, _window, x, y);
- _ignore_config++;
-}
-
-void OtkBaseWidget::resize(const Point &to)
-{
- resize(to.x(), to.y());
-}
-
-void OtkBaseWidget::resize(int w, int h)
-{
- assert(w > 0 && h > 0);
- setGeometry(_rect.x(), _rect.y(), w, h);
-}
-
-void OtkBaseWidget::setGeometry(const Rect &new_geom)
-{
- setGeometry(new_geom.x(), new_geom.y(), new_geom.width(), new_geom.height());
-}
-
-void OtkBaseWidget::setGeometry(const Point &topleft, int width, int height)
-{
- setGeometry(topleft.x(), topleft.y(), width, height);
-}
-
-void OtkBaseWidget::setGeometry(int x, int y, int width, int height)
-{
- _rect = Rect(x, y, width, height);
- _dirty = true;
-
- XMoveResizeWindow(otk::OBDisplay::display, _window, x, y, width, height);
- _ignore_config++;
-}
-
-void OtkBaseWidget::show(bool recursive)
-{
- if (_visible)
- return;
-
- // make sure the internal state isn't mangled
- if (_dirty)
- update();
-
- if (recursive) {
- OtkBaseWidgetList::iterator it = _children.begin(), end = _children.end();
- for (; it != end; ++it)
- (*it)->show();
- }
-
- XMapWindow(otk::OBDisplay::display, _window);
- _visible = true;
-}
-
-void OtkBaseWidget::hide(bool recursive)
-{
- if (! _visible)
- return;
-
- if (recursive) {
- OtkBaseWidgetList::iterator it = _children.begin(), end = _children.end();
- for (; it != end; ++it)
- (*it)->hide();
- }
-
- XUnmapWindow(otk::OBDisplay::display, _window);
- _visible = false;
-}
-
-void OtkBaseWidget::focus(void)
-{
- if (! _visible)
- return;
-
- XSetInputFocus(otk::OBDisplay::display, _window, RevertToPointerRoot,
- CurrentTime);
-}
-
-bool OtkBaseWidget::grabMouse(void)
-{
- Status ret = XGrabPointer(otk::OBDisplay::display, _window, True,
- (ButtonPressMask | ButtonReleaseMask |
- ButtonMotionMask | EnterWindowMask |
- LeaveWindowMask | PointerMotionMask),
- GrabModeSync, GrabModeAsync, None, None,
- CurrentTime);
- _grabbed_mouse = (ret == GrabSuccess);
- return _grabbed_mouse;
-}
-
-void OtkBaseWidget::ungrabMouse(void)
-{
- if (! _grabbed_mouse)
- return;
-
- XUngrabPointer(otk::OBDisplay::display, CurrentTime);
- _grabbed_mouse = false;
-}
-
-bool OtkBaseWidget::grabKeyboard(void)
-{
- Status ret = XGrabKeyboard(otk::OBDisplay::display, _window, True,
- GrabModeSync, GrabModeAsync, CurrentTime);
- _grabbed_keyboard = (ret == GrabSuccess);
- return _grabbed_keyboard;
-
-}
-
-void OtkBaseWidget::ungrabKeyboard(void)
-{
- if (! _grabbed_keyboard)
- return;
-
- XUngrabKeyboard(otk::OBDisplay::display, CurrentTime);
- _grabbed_keyboard = false;
-}
-
-void OtkBaseWidget::render(void)
-{
- if (!_texture) return;
-
- _bg_pixmap = _texture->render(_rect.width(), _rect.height(), _bg_pixmap);
-
- if (_bg_pixmap)
- XSetWindowBackgroundPixmap(otk::OBDisplay::display, _window, _bg_pixmap);
- else {
- unsigned int pix = _texture->color().pixel();
- if (pix != _bg_pixel) {
- _bg_pixel = pix;
- XSetWindowBackground(otk::OBDisplay::display, _window, pix);
- }
- }
-}
-
-void OtkBaseWidget::update(void)
-{
- if (_dirty) {
- render();
- XClearWindow(OBDisplay::display, _window);
- }
-
- OtkBaseWidgetList::iterator it = _children.begin(), end = _children.end();
- for (; it != end; ++it)
- (*it)->update();
-
- _dirty = false;
-}
-
-void OtkBaseWidget::addChild(OtkBaseWidget *child, bool front)
-{
- assert(child);
- if (front)
- _children.push_front(child);
- else
- _children.push_back(child);
-}
-
-void OtkBaseWidget::removeChild(OtkBaseWidget *child)
-{
- assert(child);
- OtkBaseWidgetList::iterator it, end = _children.end();
- for (it = _children.begin(); it != end; ++it) {
- if ((*it) == child)
- break;
- }
-
- if (it != _children.end())
- _children.erase(it);
-}
-
-void OtkBaseWidget::setStyle(Style *style)
-{
- assert(style);
- _style = style;
- _dirty = true;
- OtkBaseWidgetList::iterator it, end = _children.end();
- for (it = _children.begin(); it != end; ++it)
- (*it)->setStyle(style);
-}
-
-void OtkBaseWidget::exposeHandler(const XExposeEvent &e)
-{
- OtkEventHandler::exposeHandler(e);
- _dirty = true;
- update();
-}
-
-void OtkBaseWidget::configureHandler(const XConfigureEvent &e)
-{
- OtkEventHandler::configureHandler(e);
- if (_ignore_config) {
- _ignore_config--;
- } else {
- if (!(e.width == _rect.width() && e.height == _rect.height())) {
- _dirty = true;
- _rect.setSize(e.width, e.height);
- }
- update();
- }
-}
-
-}
+++ /dev/null
-#ifndef __basewidget_hh
-#define __basewidget_hh
-
-#include "rect.hh"
-#include "point.hh"
-#include "texture.hh"
-#include "style.hh"
-#include "display.hh"
-#include "eventdispatcher.hh"
-
-extern "C" {
-#include <assert.h>
-}
-
-#include <list>
-
-namespace otk {
-
-class OtkBaseWidget : public OtkEventHandler {
-
-public:
-
- typedef std::list<OtkBaseWidget *> OtkBaseWidgetList;
-
- OtkBaseWidget(OtkBaseWidget *parent);
- OtkBaseWidget(Style *style, Cursor cursor = 0, int bevel_width = 1);
-
- virtual ~OtkBaseWidget();
-
- //! Redraw the widget and all of its children
- virtual void update(void);
-
- void exposeHandler(const XExposeEvent &e);
- void configureHandler(const XConfigureEvent &e);
-
- inline Window getWindow(void) const { return _window; }
- inline const OtkBaseWidget *getParent(void) const { return _parent; }
- inline const OtkBaseWidgetList &getChildren(void) const { return _children; }
- inline unsigned int getScreen(void) const { return _screen; }
- inline const Rect &getRect(void) const { return _rect; }
-
- void move(const Point &to);
- void move(int x, int y);
-
- virtual void setWidth(int);
- virtual void setHeight(int);
-
- virtual int width() const { return _rect.width(); }
- virtual int height() const { return _rect.height(); }
-
- virtual void resize(const Point &to);
- virtual void resize(int x, int y);
-
- virtual void setGeometry(const Rect &new_geom);
- virtual void setGeometry(const Point &topleft, int width, int height);
- virtual void setGeometry(int x, int y, int width, int height);
-
- inline bool isVisible(void) const { return _visible; };
- virtual void show(bool recursive = false);
- virtual void hide(bool recursive = false);
-
- inline bool isFocused(void) const { return _focused; };
- virtual void focus(void);
-
- inline bool hasGrabbedMouse(void) const { return _grabbed_mouse; }
- bool grabMouse(void);
- void ungrabMouse(void);
-
- inline bool hasGrabbedKeyboard(void) const { return _grabbed_keyboard; }
- bool grabKeyboard(void);
- void ungrabKeyboard(void);
-
- inline BTexture *getTexture(void) const { return _texture; }
- virtual void setTexture(BTexture *texture)
- { _texture = texture; _dirty = true; }
-
- virtual void addChild(OtkBaseWidget *child, bool front = false);
- virtual void removeChild(OtkBaseWidget *child);
-
- inline Cursor getCursor(void) const { return _cursor; }
- void setCursor(Cursor cursor) {
- _cursor = cursor;
- XDefineCursor(OBDisplay::display, _window, _cursor);
- }
-
- inline int getBevelWidth(void) const { return _bevel_width; }
- void setBevelWidth(int bevel_width)
- { assert(bevel_width > 0); _bevel_width = bevel_width; }
-
- inline Style *getStyle(void) const { return _style; }
- virtual void setStyle(Style *style);
-
-protected:
-
- //! If the widget needs to redraw itself. Watched by all subclasses too!
- bool _dirty;
-
- Window _window;
-
- OtkBaseWidget *_parent;
- OtkBaseWidgetList _children;
-
- Style *_style;
- Cursor _cursor;
- int _bevel_width;
- int _ignore_config;
-
- bool _visible;
- bool _focused;
-
- bool _grabbed_mouse;
- bool _grabbed_keyboard;
-
- BTexture *_texture;
- Pixmap _bg_pixmap;
- unsigned int _bg_pixel;
-
- Rect _rect;
- unsigned int _screen;
-
-private:
-
- void create(void);
- void render(void);
-};
-
-}
-
-#endif // __basewidget_hh
projects / chaz / openbox / commitdiff
