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| author | Henrique Nakashima <hnakashima@chromium.org> | 2017-09-13 12:33:24 -0400 |
|---|---|---|
| committer | Chromium commit bot <commit-bot@chromium.org> | 2017-09-13 16:46:01 +0000 |
| commit | b4a6948a97575b194d373e5801fe83d297cdc46f (patch) | |
| tree | 80d0bea384a54b0f9016f8378aa71e22c4e7c97e /xfa/fwl/theme | |
| parent | 06c6855258bf25246c46a1f628b8a8a8185029a7 (diff) | |
| download | pdfium-b4a6948a97575b194d373e5801fe83d297cdc46f.tar.xz | |
Add readme files to some directories.chromium/3215
Change-Id: I2a750c8e46b68dc4870e2dadd2ed3429008e1562
Reviewed-on: https://pdfium-review.googlesource.com/13551
Commit-Queue: Henrique Nakashima <hnakashima@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Diffstat (limited to 'xfa/fwl/theme')
| -rw-r--r-- | xfa/fwl/theme/README.md | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/xfa/fwl/theme/README.md b/xfa/fwl/theme/README.md new file mode 100644 index 0000000000..7a69932929 --- /dev/null +++ b/xfa/fwl/theme/README.md @@ -0,0 +1,29 @@ +xfa/fwl/theme contains code for rendering XFA widgets. + +TP stands for Theme Part. + +CFWL_WidgetTP contains much of the code common to more than one widget. + +The other CFWL_TP classes derive from it and know how to draw the pieces +specific to their respective widget. + +The inheritance hierarchy for this directory is: + +* CFWL_WidgetTP + * CFWL_BarcodeTP + * CFWL_CaretTP + * CFWL_CheckboxTP + * CFWL_ComboBowTP + * CFWL_DateTimePickerTP + * CFWL_EditTP + * CFWL_ListBoxTP + * CFWL_MonthCalendarTP + * CFWL_PictureBoxTP + * CFWL_PushButtonTP + * CFWL_ScrollBarTP + +All these widget TP classes are composed into CXFA_FWLTheme, which implements +IFWL_ThemeProvider (and is the only class that does). CXFA_FWLTheme receives +DrawBackground() calls from CFWL widgets to draw themselves and routes them to +the TP (Theme Part) corresponding to that widget. + |