diff options
Diffstat (limited to 'java/org/gnu/emacs/EmacsWindow.java')
| -rw-r--r-- | java/org/gnu/emacs/EmacsWindow.java | 159 |
1 files changed, 125 insertions, 34 deletions
diff --git a/java/org/gnu/emacs/EmacsWindow.java b/java/org/gnu/emacs/EmacsWindow.java index 207bd22c538..2baede1d2d0 100644 --- a/java/org/gnu/emacs/EmacsWindow.java +++ b/java/org/gnu/emacs/EmacsWindow.java @@ -23,12 +23,14 @@ import java.lang.IllegalStateException; import java.util.ArrayList; import java.util.List; import java.util.ListIterator; -import java.util.HashMap; import java.util.LinkedHashMap; import java.util.Map; +import android.app.Activity; + import android.content.ClipData; import android.content.ClipDescription; +import android.content.ContentResolver; import android.content.Context; import android.graphics.Rect; @@ -47,6 +49,7 @@ import android.view.View; import android.view.ViewManager; import android.view.WindowManager; +import android.util.SparseArray; import android.util.Log; import android.os.Build; @@ -106,7 +109,7 @@ public final class EmacsWindow extends EmacsHandleObject /* Map between pointer identifiers and last known position. Used to compute which pointer changed upon a touch event. */ - private HashMap<Integer, Coordinate> pointerMap; + private SparseArray<Coordinate> pointerMap; /* The window consumer currently attached, if it exists. */ private EmacsWindowAttachmentManager.WindowConsumer attached; @@ -163,7 +166,7 @@ public final class EmacsWindow extends EmacsHandleObject super (handle); rect = new Rect (x, y, x + width, y + height); - pointerMap = new HashMap<Integer, Coordinate> (); + pointerMap = new SparseArray<Coordinate> (); /* Create the view from the context's UI thread. The window is unmapped, so the view is GONE. */ @@ -240,7 +243,7 @@ public final class EmacsWindow extends EmacsHandleObject } } - EmacsActivity.invalidateFocus (); + EmacsActivity.invalidateFocus (4); if (!children.isEmpty ()) throw new IllegalStateException ("Trying to destroy window with " @@ -362,6 +365,9 @@ public final class EmacsWindow extends EmacsHandleObject requestViewLayout (); } + /* Return WM layout parameters for an override redirect window with + the geometry provided here. */ + private WindowManager.LayoutParams getWindowLayoutParams () { @@ -384,15 +390,15 @@ public final class EmacsWindow extends EmacsHandleObject return params; } - private Context + private Activity findSuitableActivityContext () { /* Find a recently focused activity. */ if (!EmacsActivity.focusedActivities.isEmpty ()) return EmacsActivity.focusedActivities.get (0); - /* Return the service context, which probably won't work. */ - return EmacsService.SERVICE; + /* Resort to the last activity to be focused. */ + return EmacsActivity.lastFocusedActivity; } public synchronized void @@ -416,7 +422,7 @@ public final class EmacsWindow extends EmacsHandleObject { EmacsWindowAttachmentManager manager; WindowManager windowManager; - Context ctx; + Activity ctx; Object tem; WindowManager.LayoutParams params; @@ -447,11 +453,23 @@ public final class EmacsWindow extends EmacsHandleObject activity using the system window manager. */ ctx = findSuitableActivityContext (); + + if (ctx == null) + { + Log.w (TAG, "failed to attach override-redirect window" + + " for want of activity"); + return; + } + tem = ctx.getSystemService (Context.WINDOW_SERVICE); windowManager = (WindowManager) tem; - /* Calculate layout parameters. */ + /* Calculate layout parameters and propagate the + activity's token into it. */ + params = getWindowLayoutParams (); + params.token = (ctx.findViewById (android.R.id.content) + .getWindowToken ()); view.setLayoutParams (params); /* Attach the view. */ @@ -644,7 +662,7 @@ public final class EmacsWindow extends EmacsHandleObject public void onKeyDown (int keyCode, KeyEvent event) { - int state, state_1, num_lock_flag; + int state, state_1, extra_ignored; long serial; String characters; @@ -665,23 +683,37 @@ public final class EmacsWindow extends EmacsHandleObject state = eventModifiers (event); - /* Num Lock and Scroll Lock aren't supported by systems older than - Android 3.0. */ + /* Num Lock, Scroll Lock and Meta aren't supported by systems older + than Android 3.0. */ if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) - num_lock_flag = (KeyEvent.META_NUM_LOCK_ON - | KeyEvent.META_SCROLL_LOCK_ON); + extra_ignored = (KeyEvent.META_NUM_LOCK_ON + | KeyEvent.META_SCROLL_LOCK_ON + | KeyEvent.META_META_MASK); else - num_lock_flag = 0; + extra_ignored = 0; /* Ignore meta-state understood by Emacs for now, or key presses - such as Ctrl+C and Meta+C will not be recognized as an ASCII - key press event. */ + such as Ctrl+C and Meta+C will not be recognized as ASCII key + press events. */ state_1 = state & ~(KeyEvent.META_ALT_MASK | KeyEvent.META_CTRL_MASK - | KeyEvent.META_SYM_ON | KeyEvent.META_META_MASK - | num_lock_flag); + | KeyEvent.META_SYM_ON | extra_ignored); + + /* There's no distinction between Right Alt and Alt Gr on Android, + so restore META_ALT_RIGHT_ON if set in state to enable composing + characters. (bug#69321) */ + + if ((state & KeyEvent.META_ALT_RIGHT_ON) != 0) + { + state_1 |= KeyEvent.META_ALT_ON | KeyEvent.META_ALT_RIGHT_ON; + + /* If Alt is also not depressed, remove its bit from the mask + reported to Emacs. */ + if ((state & KeyEvent.META_ALT_LEFT_ON) == 0) + state &= ~KeyEvent.META_ALT_MASK; + } synchronized (eventStrings) { @@ -702,29 +734,43 @@ public final class EmacsWindow extends EmacsHandleObject public void onKeyUp (int keyCode, KeyEvent event) { - int state, state_1, unicode_char, num_lock_flag; + int state, state_1, unicode_char, extra_ignored; long time; /* Compute the event's modifier mask. */ state = eventModifiers (event); - /* Num Lock and Scroll Lock aren't supported by systems older than - Android 3.0. */ + /* Num Lock, Scroll Lock and Meta aren't supported by systems older + than Android 3.0. */ if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) - num_lock_flag = (KeyEvent.META_NUM_LOCK_ON - | KeyEvent.META_SCROLL_LOCK_ON); + extra_ignored = (KeyEvent.META_NUM_LOCK_ON + | KeyEvent.META_SCROLL_LOCK_ON + | KeyEvent.META_META_MASK); else - num_lock_flag = 0; + extra_ignored = 0; /* Ignore meta-state understood by Emacs for now, or key presses - such as Ctrl+C and Meta+C will not be recognized as an ASCII - key press event. */ + such as Ctrl+C and Meta+C will not be recognized as ASCII key + press events. */ state_1 = state & ~(KeyEvent.META_ALT_MASK | KeyEvent.META_CTRL_MASK - | KeyEvent.META_SYM_ON | KeyEvent.META_META_MASK - | num_lock_flag); + | KeyEvent.META_SYM_ON | extra_ignored); + + /* There's no distinction between Right Alt and Alt Gr on Android, + so restore META_ALT_RIGHT_ON if set in state to enable composing + characters. */ + + if ((state & KeyEvent.META_ALT_RIGHT_ON) != 0) + { + state_1 |= KeyEvent.META_ALT_ON | KeyEvent.META_ALT_RIGHT_ON; + + /* If Alt is also not depressed, remove its bit from the mask + reported to Emacs. */ + if ((state & KeyEvent.META_ALT_LEFT_ON) == 0) + state &= ~KeyEvent.META_ALT_MASK; + } unicode_char = getEventUnicodeChar (event, state_1); @@ -760,7 +806,7 @@ public final class EmacsWindow extends EmacsHandleObject public void onFocusChanged (boolean gainFocus) { - EmacsActivity.invalidateFocus (); + EmacsActivity.invalidateFocus (gainFocus ? 6 : 5); } /* Notice that the activity has been detached or destroyed. @@ -955,7 +1001,8 @@ public final class EmacsWindow extends EmacsHandleObject case MotionEvent.ACTION_CANCEL: /* Primary pointer released with index 0. */ pointerID = event.getPointerId (0); - coordinate = pointerMap.remove (pointerID); + coordinate = pointerMap.get (pointerID); + pointerMap.delete (pointerID); break; case MotionEvent.ACTION_POINTER_DOWN: @@ -974,7 +1021,8 @@ public final class EmacsWindow extends EmacsHandleObject /* Pointer removed. Remove it from the map. */ pointerIndex = event.getActionIndex (); pointerID = event.getPointerId (pointerIndex); - coordinate = pointerMap.remove (pointerID); + coordinate = pointerMap.get (pointerID); + pointerMap.delete (pointerID); break; default: @@ -1654,10 +1702,11 @@ public final class EmacsWindow extends EmacsHandleObject ClipData data; ClipDescription description; int i, j, x, y, itemCount; - String type; + String type, uriString; Uri uri; EmacsActivity activity; StringBuilder builder; + ContentResolver resolver; x = (int) event.getX (); y = (int) event.getY (); @@ -1746,7 +1795,7 @@ public final class EmacsWindow extends EmacsHandleObject /* Attempt to acquire permissions for this URI; failing which, insert it as text instead. */ - + if (uri != null && uri.getScheme () != null && uri.getScheme ().equals ("content") @@ -1754,6 +1803,20 @@ public final class EmacsWindow extends EmacsHandleObject { if ((activity.requestDragAndDropPermissions (event) == null)) uri = null; + else + { + resolver = activity.getContentResolver (); + + /* Substitute a content file name for the URI, if + possible. */ + uriString = EmacsService.buildContentName (uri, resolver); + + if (uriString != null) + { + builder.append (uriString).append ("\n"); + continue; + } + } } if (uri != null) @@ -1784,4 +1847,32 @@ public final class EmacsWindow extends EmacsHandleObject return true; } + + + + /* Miscellaneous functions for debugging graphics code. */ + + /* Recreate the activity to which this window is attached, if any. + This is nonfunctional on Android 2.3.7 and earlier. */ + + public void + recreateActivity () + { + final EmacsWindowAttachmentManager.WindowConsumer attached; + + attached = this.attached; + + if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) + return; + + view.post (new Runnable () { + @Override + public void + run () + { + if (attached instanceof EmacsActivity) + ((EmacsActivity) attached).recreate (); + } + }); + } }; |