X-Git-Url: http://git.nikiroo.be/?p=fanfix.git;a=blobdiff_plain;f=src%2Fjexer%2FTApplication.java;h=28e35091ded6e1ef006190574e945c0426c41057;hp=a38b2daba2a95fbe382de7ffc383520f14d5ad68;hb=HEAD;hpb=54eaded07d2c1c37d9e1000abdcc97be09955867 diff --git a/src/jexer/TApplication.java b/src/jexer/TApplication.java index a38b2da..28e3509 100644 --- a/src/jexer/TApplication.java +++ b/src/jexer/TApplication.java @@ -29,6 +29,7 @@ package jexer; import java.io.File; +import java.io.FileInputStream; import java.io.InputStream; import java.io.IOException; import java.io.OutputStream; @@ -62,6 +63,8 @@ import jexer.backend.Screen; import jexer.backend.SwingBackend; import jexer.backend.ECMA48Backend; import jexer.backend.TWindowBackend; +import jexer.help.HelpFile; +import jexer.help.Topic; import jexer.menu.TMenu; import jexer.menu.TMenuItem; import jexer.menu.TSubMenu; @@ -164,16 +167,6 @@ public class TApplication implements Runnable { */ private int mouseY; - /** - * Old version of mouse coordinate X. - */ - private int oldMouseX; - - /** - * Old version mouse coordinate Y. - */ - private int oldMouseY; - /** * Old drawn version of mouse coordinate X. */ @@ -246,11 +239,6 @@ public class TApplication implements Runnable { */ private List windows; - /** - * The currently acive window. - */ - private TWindow activeWindow = null; - /** * Timers that are being ticked. */ @@ -361,6 +349,16 @@ public class TApplication implements Runnable { */ private int screenSelectionY1; + /** + * The help file data. Note package private access. + */ + HelpFile helpFile; + + /** + * The stack of help topics. Note package private access. + */ + ArrayList helpTopics = new ArrayList(); + /** * WidgetEventHandler is the main event consumer loop. There are at most * two such threads in existence: the primary for normal case and a @@ -809,6 +807,27 @@ public class TApplication implements Runnable { } } + // Load the help system + invokeLater(new Runnable() { + /* + * This isn't the best solution. But basically if a TApplication + * subclass constructor throws and needs to use TExceptionDialog, + * it may end up at the bottom of the window stack with a bunch + * of modal windows on top of it if said constructors spawn their + * windows also via invokeLater(). But if they don't do that, + * and instead just conventionally construct their windows, then + * this exception dialog will end up on top where it should be. + */ + public void run() { + try { + ClassLoader loader = Thread.currentThread().getContextClassLoader(); + helpFile = new HelpFile(); + helpFile.load(loader.getResourceAsStream("help.xml")); + } catch (Exception e) { + new TExceptionDialog(TApplication.this, e); + } + } + }); } // ------------------------------------------------------------------------ @@ -940,6 +959,15 @@ public class TApplication implements Runnable { return true; } + if (command.equals(cmHelp)) { + if (getActiveWindow() != null) { + new THelpWindow(this, getActiveWindow().getHelpTopic()); + } else { + new THelpWindow(this); + } + return true; + } + if (command.equals(cmShell)) { openTerminal(0, 0, TWindow.RESIZABLE); return true; @@ -991,6 +1019,62 @@ public class TApplication implements Runnable { return true; } + if (menu.getId() == TMenu.MID_HELP_HELP) { + new THelpWindow(this, THelpWindow.HELP_HELP); + return true; + } + + if (menu.getId() == TMenu.MID_HELP_CONTENTS) { + new THelpWindow(this, helpFile.getTableOfContents()); + return true; + } + + if (menu.getId() == TMenu.MID_HELP_INDEX) { + new THelpWindow(this, helpFile.getIndex()); + return true; + } + + if (menu.getId() == TMenu.MID_HELP_SEARCH) { + TInputBox inputBox = inputBox(i18n. + getString("searchHelpInputBoxTitle"), + i18n.getString("searchHelpInputBoxCaption"), "", + TInputBox.Type.OKCANCEL); + if (inputBox.isOk()) { + new THelpWindow(this, + helpFile.getSearchResults(inputBox.getText())); + } + return true; + } + + if (menu.getId() == TMenu.MID_HELP_PREVIOUS) { + if (helpTopics.size() > 1) { + Topic previous = helpTopics.remove(helpTopics.size() - 2); + helpTopics.remove(helpTopics.size() - 1); + new THelpWindow(this, previous); + } else { + new THelpWindow(this, helpFile.getTableOfContents()); + } + return true; + } + + if (menu.getId() == TMenu.MID_HELP_ACTIVE_FILE) { + try { + List filters = new ArrayList(); + filters.add("^.*\\.[Xx][Mm][Ll]$"); + String filename = fileOpenBox(".", TFileOpenBox.Type.OPEN, + filters); + if (filename != null) { + helpTopics = new ArrayList(); + helpFile = new HelpFile(); + helpFile.load(new FileInputStream(filename)); + } + } catch (Exception e) { + // Show this exception to the user. + new TExceptionDialog(this, e); + } + return true; + } + if (menu.getId() == TMenu.MID_SHELL) { openTerminal(0, 0, TWindow.RESIZABLE); return true; @@ -1025,6 +1109,24 @@ public class TApplication implements Runnable { new TFontChooserWindow(this); return true; } + + if (menu.getId() == TMenu.MID_CUT) { + postMenuEvent(new TCommandEvent(cmCut)); + return true; + } + if (menu.getId() == TMenu.MID_COPY) { + postMenuEvent(new TCommandEvent(cmCopy)); + return true; + } + if (menu.getId() == TMenu.MID_PASTE) { + postMenuEvent(new TCommandEvent(cmPaste)); + return true; + } + if (menu.getId() == TMenu.MID_CLEAR) { + postMenuEvent(new TCommandEvent(cmClear)); + return true; + } + return false; } @@ -1071,6 +1173,48 @@ public class TApplication implements Runnable { Thread.currentThread() + " finishEventProcessing()\n"); } + // See if we need to enable/disable the edit menu. + EditMenuUser widget = null; + if (activeMenu == null) { + TWindow activeWindow = getActiveWindow(); + if (activeWindow != null) { + if (activeWindow.getActiveChild() instanceof EditMenuUser) { + widget = (EditMenuUser) activeWindow.getActiveChild(); + } + } else if (desktop != null) { + if (desktop.getActiveChild() instanceof EditMenuUser) { + widget = (EditMenuUser) desktop.getActiveChild(); + } + } + if (widget == null) { + disableMenuItem(TMenu.MID_CUT); + disableMenuItem(TMenu.MID_COPY); + disableMenuItem(TMenu.MID_PASTE); + disableMenuItem(TMenu.MID_CLEAR); + } else { + if (widget.isEditMenuCut()) { + enableMenuItem(TMenu.MID_CUT); + } else { + disableMenuItem(TMenu.MID_CUT); + } + if (widget.isEditMenuCopy()) { + enableMenuItem(TMenu.MID_COPY); + } else { + disableMenuItem(TMenu.MID_COPY); + } + if (widget.isEditMenuPaste()) { + enableMenuItem(TMenu.MID_PASTE); + } else { + disableMenuItem(TMenu.MID_PASTE); + } + if (widget.isEditMenuClear()) { + enableMenuItem(TMenu.MID_CLEAR); + } else { + disableMenuItem(TMenu.MID_CLEAR); + } + } + } + // Process timers and call doIdle()'s doIdle(); @@ -1137,8 +1281,6 @@ public class TApplication implements Runnable { } mouseX = 0; mouseY = 0; - oldMouseX = 0; - oldMouseY = 0; } if (desktop != null) { desktop.setDimensions(0, desktopTop, resize.getWidth(), @@ -1216,8 +1358,6 @@ public class TApplication implements Runnable { } if ((mouseX != mouse.getX()) || (mouseY != mouse.getY())) { - oldMouseX = mouseX; - oldMouseY = mouseY; mouseX = mouse.getX(); mouseY = mouse.getY(); } else { @@ -1294,6 +1434,7 @@ public class TApplication implements Runnable { // shortcutted by the active window, and if so dispatch the menu // event. boolean windowWillShortcut = false; + TWindow activeWindow = getActiveWindow(); if (activeWindow != null) { assert (activeWindow.isShown()); if (activeWindow.isShortcutKeypress(keypress.getKey())) { @@ -1338,7 +1479,7 @@ public class TApplication implements Runnable { // Dispatch events to the active window ------------------------------- boolean dispatchToDesktop = true; - TWindow window = activeWindow; + TWindow window = getActiveWindow(); if (window != null) { assert (window.isActive()); assert (window.isShown()); @@ -1406,8 +1547,6 @@ public class TApplication implements Runnable { TMouseEvent mouse = (TMouseEvent) event; if ((mouseX != mouse.getX()) || (mouseY != mouse.getY())) { - oldMouseX = mouseX; - oldMouseY = mouseY; mouseX = mouse.getX(); mouseY = mouse.getY(); } else { @@ -1534,13 +1673,17 @@ public class TApplication implements Runnable { desktop.onIdle(); } - // Run any invokeLaters + // Run any invokeLaters. We make a copy, and run that, because one + // of these Runnables might add call TApplication.invokeLater(). + List invokes = new ArrayList(); synchronized (invokeLaters) { - for (Runnable invoke: invokeLaters) { - invoke.run(); - } + invokes.addAll(invokeLaters); invokeLaters.clear(); } + for (Runnable invoke: invokes) { + invoke.run(); + } + doRepaint(); } @@ -1642,6 +1785,15 @@ public class TApplication implements Runnable { return theme; } + /** + * Get the clipboard. + * + * @return the clipboard + */ + public final Clipboard getClipboard() { + return clipboard; + } + /** * Repaint the screen on the next update. */ @@ -1698,7 +1850,12 @@ public class TApplication implements Runnable { * @return the active window, or null if it is not set */ public final TWindow getActiveWindow() { - return activeWindow; + for (TWindow window: windows) { + if (window.isShown() && window.isActive()) { + return window; + } + } + return null; } /** @@ -1790,6 +1947,7 @@ public class TApplication implements Runnable { * @param y row position */ private void drawTextMouse(final int x, final int y) { + TWindow activeWindow = getActiveWindow(); if (debugThreads) { System.err.printf("%d %s drawTextMouse() %d %d\n", @@ -1989,7 +2147,9 @@ public class TApplication implements Runnable { // Draw the status bar of the top-level window TStatusBar statusBar = null; if (topLevel != null) { - statusBar = topLevel.getStatusBar(); + if (topLevel.isShown()) { + statusBar = topLevel.getStatusBar(); + } } if (statusBar != null) { getScreen().resetClipping(); @@ -2177,7 +2337,7 @@ public class TApplication implements Runnable { * * @param window the window to become the new active window */ - public void activateWindow(final TWindow window) { + public final void activateWindow(final TWindow window) { if (hasWindow(window) == false) { /* * Someone has a handle to a window I don't have. Ignore this @@ -2186,68 +2346,61 @@ public class TApplication implements Runnable { return; } - // Whatever window might be moving/dragging, stop it now. - for (TWindow w: windows) { - if (w.inMovements()) { - w.stopMovements(); - } + if (modalWindowActive() && !window.isModal()) { + // Do not activate a non-modal on top of a modal. + return; } - assert (windows.size() > 0); + synchronized (windows) { + // Whatever window might be moving/dragging, stop it now. + for (TWindow w: windows) { + if (w.inMovements()) { + w.stopMovements(); + } + } - if (window.isHidden()) { - // Unhiding will also activate. - showWindow(window); - return; - } - assert (window.isShown()); + assert (windows.size() > 0); - if (windows.size() == 1) { - assert (window == windows.get(0)); - if (activeWindow == null) { - activeWindow = window; - window.setZ(0); - activeWindow.setActive(true); - activeWindow.onFocus(); + if (window.isHidden()) { + // Unhiding will also activate. + showWindow(window); + return; } + assert (window.isShown()); - assert (window.isActive()); - assert (activeWindow == window); - return; - } + if (windows.size() == 1) { + assert (window == windows.get(0)); + window.setZ(0); + window.setActive(true); + window.onFocus(); + return; + } - if (activeWindow == window) { - assert (window.isActive()); + if (getActiveWindow() == window) { + assert (window.isActive()); - // Window is already active, do nothing. - return; - } + // Window is already active, do nothing. + return; + } - assert (!window.isActive()); - if (activeWindow != null) { - activeWindow.setActive(false); + assert (!window.isActive()); - // Increment every window Z that is on top of window + window.setZ(-1); + Collections.sort(windows); + int newZ = 0; for (TWindow w: windows) { - if (w == window) { - continue; - } - if (w.getZ() < window.getZ()) { - w.setZ(w.getZ() + 1); + w.setZ(newZ); + newZ++; + if ((w != window) && w.isActive()) { + w.onUnfocus(); } + w.setActive(false); } + window.setActive(true); + window.onFocus(); + + } // synchronized (windows) - // Unset activeWindow now before unfocus, so that a window - // lifecycle change inside onUnfocus() doesn't call - // switchWindow() and lead to a stack overflow. - TWindow oldActiveWindow = activeWindow; - activeWindow = null; - oldActiveWindow.onUnfocus(); - } - activeWindow = window; - activeWindow.setZ(0); - activeWindow.setActive(true); - activeWindow.onFocus(); return; } @@ -2265,28 +2418,39 @@ public class TApplication implements Runnable { return; } - // Whatever window might be moving/dragging, stop it now. - for (TWindow w: windows) { - if (w.inMovements()) { - w.stopMovements(); + synchronized (windows) { + + // Whatever window might be moving/dragging, stop it now. + for (TWindow w: windows) { + if (w.inMovements()) { + w.stopMovements(); + } } - } - assert (windows.size() > 0); + assert (windows.size() > 0); - if (!window.hidden) { - if (window == activeWindow) { - if (shownWindowCount() > 1) { - switchWindow(true); - } else { - activeWindow = null; - window.setActive(false); - window.onUnfocus(); - } + if (window.hidden) { + return; } + + window.setActive(false); window.hidden = true; window.onHide(); - } + + TWindow activeWindow = null; + for (TWindow w: windows) { + if (w.isShown()) { + activeWindow = w; + break; + } + } + assert (activeWindow != window); + if (activeWindow != null) { + activateWindow(activeWindow); + } + + } // synchronized (windows) + } /** @@ -2303,25 +2467,16 @@ public class TApplication implements Runnable { return; } - // Whatever window might be moving/dragging, stop it now. - for (TWindow w: windows) { - if (w.inMovements()) { - w.stopMovements(); - } - } - - assert (windows.size() > 0); - if (window.hidden) { window.hidden = false; window.onShow(); activateWindow(window); } + } /** - * Close window. Note that the window's destructor is NOT called by this - * method, instead the GC is assumed to do the cleanup. + * Close window. * * @param window the window to remove */ @@ -2339,23 +2494,16 @@ public class TApplication implements Runnable { window.onPreClose(); synchronized (windows) { - // Whatever window might be moving/dragging, stop it now. - for (TWindow w: windows) { - if (w.inMovements()) { - w.stopMovements(); - } - } - int z = window.getZ(); - window.setZ(-1); + window.stopMovements(); window.onUnfocus(); windows.remove(window); Collections.sort(windows); - activeWindow = null; - int newZ = 0; - boolean foundNextWindow = false; + TWindow nextWindow = null; + int newZ = 0; for (TWindow w: windows) { + w.stopMovements(); w.setZ(newZ); newZ++; @@ -2363,22 +2511,22 @@ public class TApplication implements Runnable { if (w.isHidden()) { continue; } - - if (foundNextWindow == false) { - foundNextWindow = true; - w.setActive(true); - w.onFocus(); - assert (activeWindow == null); - activeWindow = w; - continue; + if (nextWindow == null) { + nextWindow = w; + } else { + if (w.isActive()) { + w.setActive(false); + w.onUnfocus(); + } } + } - if (w.isActive()) { - w.setActive(false); - w.onUnfocus(); - } + if (nextWindow != null) { + nextWindow.setActive(true); + nextWindow.onFocus(); } - } + + } // synchronized (windows) // Perform window cleanup window.onClose(); @@ -2396,7 +2544,8 @@ public class TApplication implements Runnable { synchronized (secondaryEventHandler) { secondaryEventHandler.notify(); } - } + + } // synchronized (windows) // Permit desktop to be active if it is the only thing left. if (desktop != null) { @@ -2417,53 +2566,50 @@ public class TApplication implements Runnable { if (shownWindowCount() < 2) { return; } - assert (activeWindow != null); + + if (modalWindowActive()) { + // Do not switch if a window is modal + return; + } synchronized (windows) { - // Whatever window might be moving/dragging, stop it now. - for (TWindow w: windows) { - if (w.inMovements()) { - w.stopMovements(); - } - } - // Swap z/active between active window and the next in the list - int activeWindowI = -1; - for (int i = 0; i < windows.size(); i++) { - if (windows.get(i) == activeWindow) { - assert (activeWindow.isActive()); - activeWindowI = i; - break; + TWindow window = windows.get(0); + do { + assert (window != null); + if (forward) { + window.setZ(windows.size()); } else { - assert (!windows.get(0).isActive()); + TWindow lastWindow = windows.get(windows.size() - 1); + lastWindow.setZ(-1); } - } - assert (activeWindowI >= 0); - // Do not switch if a window is modal - if (activeWindow.isModal()) { - return; - } - - int nextWindowI = activeWindowI; - for (;;) { - if (forward) { - nextWindowI++; - nextWindowI %= windows.size(); - } else { - nextWindowI--; - if (nextWindowI < 0) { - nextWindowI = windows.size() - 1; - } + Collections.sort(windows); + int newZ = 0; + for (TWindow w: windows) { + w.setZ(newZ); + newZ++; } - if (windows.get(nextWindowI).isShown()) { - activateWindow(windows.get(nextWindowI)); - break; + window = windows.get(0); + } while (!window.isShown()); + + // The next visible window is now on top. Renumber the list. + for (TWindow w: windows) { + w.stopMovements(); + if ((w != window) && w.isActive()) { + assert (w.isShown()); + w.setActive(false); + w.onUnfocus(); } } - } // synchronized (windows) + // Next visible window is on top. + assert (window.isShown()); + window.setActive(true); + window.onFocus(); + + } // synchronized (windows) } /** @@ -2513,13 +2659,13 @@ public class TApplication implements Runnable { } w.setZ(w.getZ() + 1); } - } - windows.add(window); - if (window.isShown()) { - activeWindow = window; - activeWindow.setZ(0); - activeWindow.setActive(true); - activeWindow.onFocus(); + window.setZ(0); + window.setActive(true); + window.onFocus(); + windows.add(0, window); + } else { + window.setZ(windows.size()); + windows.add(window); } if (((window.flags & TWindow.CENTERED) == 0) @@ -2536,6 +2682,7 @@ public class TApplication implements Runnable { if (desktop != null) { desktop.setActive(false); } + } /** @@ -2563,6 +2710,7 @@ public class TApplication implements Runnable { * @return true if the active window is overriding the menu */ private boolean overrideMenuWindowActive() { + TWindow activeWindow = getActiveWindow(); if (activeWindow != null) { if (activeWindow.hasOverriddenMenu()) { return true; @@ -2933,7 +3081,6 @@ public class TApplication implements Runnable { || (mouse.getType() == TMouseEvent.Type.MOUSE_DOWN) ) { synchronized (windows) { - Collections.sort(windows); if (windows.get(0).isModal()) { // Modal windows don't switch return; @@ -2948,25 +3095,7 @@ public class TApplication implements Runnable { } if (window.mouseWouldHit(mouse)) { - if (window == windows.get(0)) { - // Clicked on the same window, nothing to do - assert (window.isActive()); - return; - } - - // We will be switching to another window - assert (windows.get(0).isActive()); - assert (windows.get(0) == activeWindow); - assert (!window.isActive()); - if (activeWindow != null) { - activeWindow.onUnfocus(); - activeWindow.setActive(false); - activeWindow.setZ(window.getZ()); - } - activeWindow = window; - window.setZ(0); - window.setActive(true); - window.onFocus(); + activateWindow(window); return; } } @@ -3301,10 +3430,13 @@ public class TApplication implements Runnable { */ public final TMenu addEditMenu() { TMenu editMenu = addMenu(i18n.getString("editMenuTitle")); - editMenu.addDefaultItem(TMenu.MID_CUT); - editMenu.addDefaultItem(TMenu.MID_COPY); - editMenu.addDefaultItem(TMenu.MID_PASTE); - editMenu.addDefaultItem(TMenu.MID_CLEAR); + editMenu.addDefaultItem(TMenu.MID_UNDO, false); + editMenu.addDefaultItem(TMenu.MID_REDO, false); + editMenu.addSeparator(); + editMenu.addDefaultItem(TMenu.MID_CUT, false); + editMenu.addDefaultItem(TMenu.MID_COPY, false); + editMenu.addDefaultItem(TMenu.MID_PASTE, false); + editMenu.addDefaultItem(TMenu.MID_CLEAR, false); TStatusBar statusBar = editMenu.newStatusBar(i18n. getString("editMenuStatus")); statusBar.addShortcutKeypress(kbF1, cmHelp, i18n.getString("Help"));