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authorPaul Webster2013-02-14 17:36:43 +0000
committerThomas Watson2013-02-15 15:50:06 +0000
commitb22f25b711d260fe88c83d320dde89a9f56db7d6 (patch)
treea890c0b561c899cd47e5e78c433aed5e3d4c8be7 /features/org.eclipse.equinox.executable.feature/library/photon/eclipsePhoton.c
parentcb70c695f5c85be396bcb024db894795f8ec3262 (diff)
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Bug 394216 - o.e.equinox.executables IUs must be in build repo
Generate the correct feature and a secondary IU that doesn't include all executables.
Diffstat (limited to 'features/org.eclipse.equinox.executable.feature/library/photon/eclipsePhoton.c')
-rw-r--r--features/org.eclipse.equinox.executable.feature/library/photon/eclipsePhoton.c288
1 files changed, 288 insertions, 0 deletions
diff --git a/features/org.eclipse.equinox.executable.feature/library/photon/eclipsePhoton.c b/features/org.eclipse.equinox.executable.feature/library/photon/eclipsePhoton.c
new file mode 100644
index 000000000..e5dfbd2a1
--- /dev/null
+++ b/features/org.eclipse.equinox.executable.feature/library/photon/eclipsePhoton.c
@@ -0,0 +1,288 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2007 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * IBM Corporation - initial API and implementation
+ * Kevin Cornell (Rational Software Corporation)
+ *******************************************************************************/
+
+/* Photon specific logic for displaying the splash screen. */
+
+#include "eclipseOS.h"
+#include "eclipseUtil.h"
+#include <Pt.h>
+
+#define PX_IMAGE_MODULES
+#define PX_BMP_SUPPORT
+
+#include <photon/PxImage.h>
+
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <errno.h>
+#include <signal.h>
+#include <stdio.h>
+#include <string.h>
+#include <locale.h>
+#include <libgen.h>
+
+/* Global Variables */
+char dirSeparator = '/';
+char pathSeparator = ':';
+#ifndef J9VM
+char* defaultVM = "java";
+char* shippedVMDir = "jre/bin/";
+#else
+char* defaultVM = "j9";
+char* shippedVMDir = "ive/bin/";
+#endif
+
+/* Define the window system arguments for the various Java VMs. */
+static char* argVM_JAVA[] = { NULL };
+static char* argVM_J9[] = { "-jit", "-ms:32", "-mso:256", NULL };
+
+
+/* Define local variables for the main window. */
+static PtWidget_t* topWindow = NULL;
+
+/* Define local variables for running the JVM and detecting its exit. */
+static pid_t jvmProcess = 0;
+static int jvmExitCode;
+
+/* Local functions */
+static void bringDownSplashWindow( int );
+static void centreWindow( PtWidget_t *widget, PtWidget_t *label);
+static int splashTimeout( PtWidget_t* widget, void* data, PtCallbackInfo_t* id );
+
+/* Display a Message */
+void displayMessage( char* title, char* message )
+{
+ if (topWindow == 0)
+ {
+ initWindowSystem( NULL, NULL, 0 );
+ }
+
+ PtNotice( NULL,NULL, title, NULL, message, NULL, NULL, NULL, Pt_CENTER | Pt_MODAL );
+}
+
+
+/* Initialize Window System
+ *
+ * Initialize Photon.
+ */
+void initWindowSystem( int* pArgc, char* argv[], int showSplash )
+{
+ PtArg_t arg[5];
+ int nArgs;
+
+ /* Create a top level window with no decorations. */
+ setlocale(LC_ALL, "");
+ PtInit( NULL );
+ nArgs = 0;
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_WINDOW_RENDER_FLAGS, 0, ~0 );
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_WINDOW_MANAGED_FLAGS, Ph_WM_TASKBAR | Ph_WM_CLOSE, ~0 );
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_WINDOW_STATE, Ph_WM_STATE_ISFRONT, ~0 );
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_WINDOW_TITLE, getOfficialName(), ~0 );
+ topWindow = PtCreateWidget( PtWindow, Pt_NO_PARENT, nArgs, arg );
+}
+
+
+/* Show the Splash Window
+ *
+ * Create the splash window, load the bitmap and display the splash window.
+ *
+ */
+int showSplash( char* timeoutString, char* featureImage )
+{
+ int timeout = 0;
+ PtWidget_t* label;
+ PtArg_t arg[10];
+ PhImage_t* image = NULL;
+ int nArgs;
+ int depth;
+ PgDisplaySettings_t settings;
+ PgVideoModeInfo_t mode_info;
+
+ /* Determine the splash timeout value (in seconds). */
+ if (timeoutString != NULL && strlen( timeoutString ) > 0)
+ {
+ sscanf( timeoutString, "%d", &timeout );
+ }
+
+ /* Install a signal handler to catch SIGUSR2 (which will shut down the window). */
+ signal( SIGUSR2, bringDownSplashWindow );
+
+ /* Load the splash image from the feature directory. */
+ PgGetVideoMode( &settings );
+ PgGetVideoModeInfo( settings.mode, &mode_info );
+ depth = mode_info.bits_per_pixel;
+ if (featureImage != NULL)
+ image = PxLoadImage( featureImage, NULL );
+
+ /* If the splash image could not be found, return an error. */
+ if (image == NULL)
+ return ENOENT;
+
+ /* Create a label widget (only child of top window) with the image. */
+ nArgs = 0;
+ image->flags |= Ph_RELEASE_IMAGE_ALL;
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_LABEL_TYPE, Pt_IMAGE, 0 );
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_LABEL_IMAGE, image, 0 );
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_TEXT_STRING, officialName, 0 );
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_MARGIN_WIDTH, 0, 0 );
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_MARGIN_HEIGHT, 0, 0 );
+ label = PtCreateWidget( PtLabel, topWindow, nArgs, arg );
+
+ /* Free the image */
+ free( image );
+
+ /* Centre the splash window and display it. */
+ centreWindow( topWindow, label );
+
+ /* If a timeout for the splash window was given */
+ if (timeout != 0)
+ {
+ PtAddEventHandler( topWindow, Ph_EV_TIMER, splashTimeout, NULL );
+ PtTimerArm( topWindow, (timeout * 1000) );
+ }
+
+ /* Process messages until the splash window is closed or process is terminated. */
+ while (PtWidgetIsRealized( topWindow ))
+ {
+ PtProcessEvent();
+ }
+
+ /* Destroy the splash window. */
+ PtDestroyWidget( topWindow );
+ topWindow = 0;
+
+ return 0;
+}
+
+
+/* Get the window system specific VM arguments */
+char** getArgVM( char* vm )
+{
+ return (isJ9VM( vm ) ? argVM_J9 : argVM_JAVA);
+}
+
+void fixEnvForJ9( char* vm ) {
+ if (isJ9VM( vm )) {
+ char *ldpath;
+ char newpath[PATH_MAX+1];
+
+ ldpath = getenv( "LD_LIBRARY_PATH" );
+
+ /* Always dup the string so we can free later */
+ if( ldpath != NULL )
+ ldpath = strdup( ldpath );
+ else
+ ldpath = strdup( "" );
+
+ /* Get the j9 binary location */
+ strncpy( newpath, vm, PATH_MAX );
+ dirname( newpath );
+
+ /* Add j9 binary location to LD_LIBRARY_PATH */
+ ldpath = realloc( ldpath, strlen( ldpath ) + strlen( newpath ) + 2 );
+ if( ldpath != NULL )
+ {
+ strcat( ldpath, ":" );
+ strcat( ldpath, newpath );
+ }
+
+ setenv( "LD_LIBRARY_PATH", ldpath, 1 );
+
+ free( ldpath );
+ }
+}
+
+/* Start the Java VM
+ *
+ * This method is called to start the Java virtual machine and to wait until it
+ * terminates. The function returns the exit code from the JVM.
+ */
+int startJavaVM( char* args[] )
+{
+ int exitCode;
+
+ fixEnvForJ9 (args [0]);
+
+ /* Create a child process for the JVM. */
+ jvmProcess = fork();
+ if (jvmProcess == 0)
+ {
+ /* Child process ... start the JVM */
+ execv( args[0], args );
+
+ /* The JVM would not start ... return error code to parent process. */
+ jvmExitCode = errno;
+ exit( jvmExitCode );
+ }
+
+ /* If the JVM is still running, wait for it to terminate. */
+ if (jvmProcess != 0)
+ {
+ wait( &exitCode );
+ jvmExitCode = ((exitCode & 0x00ff) == 0 ? (exitCode >> 8) : exitCode); /* see wait(2) */
+ }
+
+ /* Return the exit code from the JVM. */
+ return jvmExitCode;
+}
+
+/*------ Local functions -----*/
+
+
+/* Catch a signal that indicates the splash window is to be brought down. */
+static void bringDownSplashWindow( int sig )
+{
+ if (topWindow != 0)
+ {
+ PtUnrealizeWidget( topWindow );
+ }
+}
+
+
+/* Centre the top window on the screen. */
+
+static void centreWindow( PtWidget_t* window, PtWidget_t* expose )
+{
+ PtArg_t arg[2];
+ int nArgs;
+ PhPoint_t pos;
+ PhArea_t area;
+ PhRect_t rect;
+ int width, height;
+
+ /* Realize the top window to calculate its width/height. */
+ PtExtentWidgetFamily( window );
+
+ /* Get the desired dimensions of the window. */
+ PtWidgetArea( window, &area );
+
+ /* Calculate the X and Y position for the window. */
+ PhWindowQueryVisible( Ph_QUERY_WORKSPACE, 0, PhInputGroup(0), &rect );
+ width = rect.lr.x - rect.ul.x + 1;
+ height = rect.lr.y - rect.ul.y + 1;
+ pos.x = rect.ul.x + (width - area.size.w) / 2;
+ pos.y = rect.ul.y + (height - area.size.h) / 2;
+
+ /* Set the new shell position and display it. */
+ nArgs = 0;
+ PtSetArg( &arg[ nArgs++ ], Pt_ARG_POS, &pos, 0 );
+ PtSetResources( window, nArgs, arg );
+ PtRealizeWidget( window );
+}
+
+
+/* Splash Timeout */
+static int splashTimeout( PtWidget_t* widget, void* data, PtCallbackInfo_t* info )
+{
+ bringDownSplashWindow( 0 );
+ return 1;
+}

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