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-rw-r--r--ChangeLog6
-rw-r--r--constraints-ideas.txt52
2 files changed, 47 insertions, 11 deletions
diff --git a/ChangeLog b/ChangeLog
index 997b3e59..3f82a7f1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
2005-09-25 Elijah Newren <newren@gmail.com>
+ * constraints-ideas.txt: Flesh out the ideas for handling
+ on-single-xinerama, fully-onscreen, and partially-onscreen
+ constraints a little more.
+
+2005-09-25 Elijah Newren <newren@gmail.com>
+
* src/boxes.[ch] (meta_rectangle_contains_rect): implement this
function
diff --git a/constraints-ideas.txt b/constraints-ideas.txt
index c3976e89..4022340d 100644
--- a/constraints-ideas.txt
+++ b/constraints-ideas.txt
@@ -37,13 +37,43 @@ Short-term TODO list/reminders:
- Regardless of clipping or shoving; there needs to be a good way to
pick the best of the (maximally) covering rects into which to clip
or shove.
- - Has-greatest-overlap-before-clipping/shoving sounds useful, but
- note that a move operation could place the window entirely
- offscreen (think about keyboard move for a very small window that
- already nearly offscreen)
- - Some other additional measure of closeness (e.g. distance between
- rect edges, assuming that the covering rect could validly hold
- the window)
+ - User resize (clip-into):
+ - Entirely determined by
+ greatest-area-conserved-when-clipping-unfixed-sides
+ - User move or app move (shove-into):
+ - Must be able to fit the rect, w/o changing fixed sides
+ - Prefer greatest-overlap-before-shoving
+ - Prefer short distance moves over long distance ones (this is
+ only needed in special cases, such as a move that causes the
+ window to be totally offscreen)
+ - App resize or user or app move-resize:
+ - May first need to clamp size down, then do user/app-move stuff
+ - If clamping is needed, clamp to the size of the rectangle that
+ preserves as much area in the rect as possible
+ - Note: this does not mean picking the largest covering rect
+ possible; it may be that the window is really long and skinny,
+ there's a covering rect that's long and skinny but
+ not-quite-long enough, and then another covering rect that is
+ square and overall the largest but not very long. In this
+ case, the square rect should not be picked, because neither
+ dimension of the window size should ever be increased.
+
+ Extra notes:
+ - Write a get_elijah_region() function, returning a GList*
+ - elijah_region is defined as minimal set of possibly overlapping
+ rectangles for a region with the property that a window is
+ contained in the region iff it is contained in one of the
+ rectangles
+ - function should take: basic_rect (screen or xinerama), struts,
+ extend_amount (0 for fully-onscreen or on-single-xinerama, but
+ large relative-to-window amount for partially-onscreen
+ constraints; extra amount might be 4x1 array for each of four
+ directions)
+ - Need to handle minimum size constraints in all this
+ - The elijah_region thing would make is_titlebar_partially_onscreen()
+ fairly easy to write (get the elijah_region, find the titlebar
+ rect, do a whole bunch of intersection operations and see if we
+ ever get an intersection area greater than some threshold like 0)
- My aspect ratio resizing may still not work because perhaps
closest-in-area should trump whenever one of the two is very far
@@ -75,13 +105,13 @@ Short-term TODO list/reminders:
- Do I need the include_frame parameter to get_size_limits() anymore?
- - Need to add the onscreen and on_single_xinerama flags and get them
- all initialized and everything
+ - Need to add the require_fully_onscreen and require_on_single_xinerama
+ flags and get them all initialized and everything
Extra window.h flags:
- onscreen (136307)
+ require_fully_onscreen (136307)
vert_maximized, horiz_maximized (113601)
- on_single_xinerama (unfiled)
+ require_on_single_xinerama (unfiled)
Bugs to fix:
unfiled - constraints.c is overly complicated