removed cursor functions, changed to singleton and changed to FbTk EventHandler
This commit is contained in:
fluxgen
parent
8e00a92e40
commit
f1dc9179f0
2 changed files with 52 additions and 49 deletions
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@ -22,26 +22,27 @@
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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// $Id: BaseDisplay.cc,v 1.18 2002/08/14 21:41:21 fluxgen Exp $
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// $Id: BaseDisplay.cc,v 1.19 2002/08/17 22:11:23 fluxgen Exp $
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#include "BaseDisplay.hh"
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#include "i18n.hh"
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#include "Timer.hh"
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif // HAVE_CONFIG_H
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// use GNU extensions
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#ifndef _GNU_SOURCE
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#define _GNU_SOURCE
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#endif // _GNU_SOURCE
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#ifdef HAVE_CONFIG_H
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# include "../config.h"
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#endif // HAVE_CONFIG_H
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#include "BaseDisplay.hh"
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#include "i18n.hh"
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#include "Timer.hh"
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#include <X11/Xutil.h>
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#include <X11/cursorfont.h>
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#ifdef SHAPE
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# include <X11/extensions/shape.h>
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#include <X11/extensions/shape.h>
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#endif // SHAPE
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#ifdef HAVE_FCNTL_H
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@ -87,17 +88,14 @@
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# include <process.h>
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#endif // HAVE_PROCESS_H __EMX__
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#ifdef DEBUG
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#include <iostream>
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using namespace std;
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#endif
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// X error handler to handle any and all X errors while the application is
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// running
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static Bool internal_error = False;
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static Window last_bad_window = None;
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BaseDisplay *base_display;
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#ifdef DEBUG
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static int handleXErrors(Display *d, XErrorEvent *e) {
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char errtxt[128];
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@ -108,7 +106,7 @@ static int handleXErrors(Display *d, XErrorEvent *e) {
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getMessage(
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FBNLS::BaseDisplaySet, FBNLS::BaseDisplayXError,
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"%s: X error: %s(%d) opcodes %d/%d\n resource 0x%lx\n"),
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base_display->getApplicationName(), errtxt, e->error_code,
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BaseDisplay::instance()->getApplicationName(), errtxt, e->error_code,
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e->request_code, e->minor_code, e->resourceid);
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#else // !DEBUG
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@ -137,15 +135,20 @@ void bexec(const char *command, char *displaystring) {
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#endif // !__EMX__
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BaseDisplay *BaseDisplay::s_singleton = 0;
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BaseDisplay::BaseDisplay(const char *app_name, const char *dpy_name):
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m_startup(true), m_shutdown(false),
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m_display_name(XDisplayName(dpy_name)), m_app_name(app_name),
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m_server_grabs(0)
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{
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if (s_singleton != 0)
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throw string("Can't create more than one instance of BaseDisplay!");
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s_singleton = this;
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last_bad_window = None;
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I18n *i18n = I18n::instance();
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::base_display = this;
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if (! (m_display = XOpenDisplay(dpy_name))) {
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fprintf(stderr,
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@ -175,22 +178,17 @@ m_server_grabs(0)
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shape.extensions = False;
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#endif // SHAPE
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cursor.session = XCreateFontCursor(m_display, XC_left_ptr);
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cursor.move = XCreateFontCursor(m_display, XC_fleur);
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cursor.ll_angle = XCreateFontCursor(m_display, XC_ll_angle);
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cursor.lr_angle = XCreateFontCursor(m_display, XC_lr_angle);
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XSetErrorHandler((XErrorHandler) handleXErrors);
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int i;
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for (i = 0; i < number_of_screens; i++) {
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for (int i = 0; i < number_of_screens; i++) {
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ScreenInfo *screeninfo = new ScreenInfo(this, i);
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screenInfoList.push_back(screeninfo);
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}
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}
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BaseDisplay::~BaseDisplay(void) {
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BaseDisplay::~BaseDisplay() {
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ScreenInfoList::iterator it = screenInfoList.begin();
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ScreenInfoList::iterator it_end = screenInfoList.end();
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@ -199,9 +197,18 @@ BaseDisplay::~BaseDisplay(void) {
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}
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XCloseDisplay(m_display);
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s_singleton = 0;
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}
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void BaseDisplay::eventLoop(void) {
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BaseDisplay *BaseDisplay::instance() {
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if (s_singleton == 0)
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throw string("BaseDisplay not created!");
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return s_singleton;
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}
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void BaseDisplay::eventLoop() {
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run();
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while ((! m_shutdown) && (! internal_error)) {
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@ -210,17 +217,17 @@ void BaseDisplay::eventLoop(void) {
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XNextEvent(m_display, &e);
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if (last_bad_window != None && e.xany.window == last_bad_window) {
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#ifdef DEBUG
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#ifdef DEBUG
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fprintf(stderr,
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I18n::instance()->
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getMessage(
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FBNLS::BaseDisplaySet, FBNLS::BaseDisplayBadWindowRemove,
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"BaseDisplay::eventLoop(): removing bad window "
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"from event queue\n"));
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#endif // DEBUG
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#endif // DEBUG
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} else {
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last_bad_window = None;
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process_event(&e);
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handleEvent(&e);
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}
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} else {
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BTimer::updateTimers(ConnectionNumber(m_display)); //handle all timers
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@ -240,13 +247,13 @@ bool BaseDisplay::validateWindow(Window window) {
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}
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void BaseDisplay::grab(void) {
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void BaseDisplay::grab() {
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if (! m_server_grabs++)
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XGrabServer(m_display);
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}
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void BaseDisplay::ungrab(void) {
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void BaseDisplay::ungrab() {
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if (! --m_server_grabs)
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XUngrabServer(m_display);
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if (m_server_grabs < 0)
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@ -22,12 +22,13 @@
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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// $Id: BaseDisplay.hh,v 1.25 2002/08/14 21:21:30 fluxgen Exp $
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// $Id: BaseDisplay.hh,v 1.26 2002/08/17 22:10:03 fluxgen Exp $
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#ifndef BASEDISPLAY_HH
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#define BASEDISPLAY_HH
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#include "NotCopyable.hh"
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#include "EventHandler.hh"
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#include <X11/Xlib.h>
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@ -48,12 +49,16 @@ class ScreenInfo;
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/// obsolete
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void bexec(const char *command, char *displaystring);
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class BaseDisplay:private NotCopyable
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/**
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Singleton class to manage display connection
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*/
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class BaseDisplay:private NotCopyable, FbTk::EventHandler<XEvent>
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{
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public:
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BaseDisplay(const char *app_name, const char *display_name = 0);
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virtual ~BaseDisplay();
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static BaseDisplay *instance();
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/**
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obsolete
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@see FluxboxWindow
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@ -86,10 +91,6 @@ public:
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inline bool doShutdown() const { return m_shutdown; }
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inline bool isStartup() const { return m_startup; }
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inline const Cursor &getSessionCursor() const { return cursor.session; }
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inline const Cursor &getMoveCursor() const { return cursor.move; }
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inline const Cursor &getLowerLeftAngleCursor() const { return cursor.ll_angle; }
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inline const Cursor &getLowerRightAngleCursor() const { return cursor.lr_angle; }
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inline Display *getXDisplay() { return m_display; }
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@ -119,13 +120,7 @@ public:
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BaseDisplay &m_bd;
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};
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protected:
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virtual void process_event(XEvent *) = 0;
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private:
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struct cursor {
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Cursor session, move, ll_angle, lr_angle;
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} cursor;
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struct shape {
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Bool extensions;
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@ -139,8 +134,9 @@ private:
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ScreenInfoList screenInfoList;
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const char *m_display_name, *m_app_name;
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int number_of_screens, m_server_grabs, colors_per_channel;
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int number_of_screens, m_server_grabs;
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static BaseDisplay *s_singleton;
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};
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