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DeskTop: Don't redraw hilited icons when obscured. Fixes #151

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This commit is contained in:
Joshua Bell 2019-04-24 23:45:18 -07:00
parent e028076e0c
commit 462d3e1914
2 changed files with 4 additions and 2 deletions
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4
MGTK.md
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@ -740,7 +740,7 @@ Parameters:
.addr port address of GrafPort to populate .addr port address of GrafPort to populate
``` ```
Returns `error_window_obscured` if the content area of the window is completely offscreen and drawing should be skipped. (The port rect will be invalid.) Returns `Error::window_obscured` if the content area of the window is completely offscreen and drawing should be skipped. (The port rect will be invalid.)
#### SetWinPort ($3D) #### SetWinPort ($3D)
@ -974,7 +974,7 @@ _Notes specific to DeskTop Desk Accessories (DA) are included where usage differ
#### Redraw window #### Redraw window
* `GetWinPort` - populate a local GrafPort with an appropriately clipped port * `GetWinPort` - populate a local GrafPort with an appropriately clipped port
* if `error_window_obscured` is returned, abort these steps (port will be invalid) * if `Error::window_obscured` is returned, abort these steps (port will be invalid)
* `SetPort` - make it current * `SetPort` - make it current
* optional: `HideCursor` - if multiple drawing calls will be made * optional: `HideCursor` - if multiple drawing calls will be made
* ... draw ... * ... draw ...

2
desktop/desktop_main.s
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@ -297,6 +297,8 @@ bail: rts
copy active_window_id, getwinport_params2::window_id copy active_window_id, getwinport_params2::window_id
jsr get_port2 jsr get_port2
cmp #MGTK::Error::window_obscured
beq done
jsr offset_grafport2_and_set jsr offset_grafport2_and_set
COPY_BLOCK grafport2::cliprect, tmp_rect COPY_BLOCK grafport2::cliprect, tmp_rect