c639d3f13d
fpspreadsheet: Modified virtual mode (VirtualColCount, VirtualRowCount and OnWriteCellData were moved from workbook to worksheet). NOTE: THIS BREAKS EXISTING CODE USING VIRTUAL MODE.
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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@4968 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2016-07-14 19:43:15 +00:00
2bf5464fc6
fpspreadsheet: Move type declarations from fpspreadsheet.pas to new unit fpstypes.pas. Update all examples.
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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3887 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2015-01-17 22:57:23 +00:00
dcbbb0c0a1
fpspreadsheet: Cells for which the OnWriteCellData event handler returns null are skipped in virtual mode if they don't carry a format.
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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3603 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2014-09-24 13:59:51 +00:00
c87afdcdec
fpspreadsheet: Redo handling for formulas:
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- Allow processing of string formulas (conversion to/from rpn formulas, calculation).
- Drop cell ContentType cctRPNFormula.
- Drop field RPNFormulaValue of TCell record.
- Remove all fekXXXX declarations for sheet functions. Function is specified by name now.
- Complete registration mechanism for user-defined formulas.
Adapt all demos
Test cases working
This commit does not yet support: shared formulas, formulas in ods.
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3506 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2014-08-30 18:03:22 +00:00
c575126fa0
fpspreadsheet: Implement writing of ODS files in virtual mode. Adapt demo_virtualmode_write, speed test, and unit test (--> passed).
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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3443 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2014-08-07 08:43:11 +00:00
340efa7c8f
fpspreadsheet: Implement virtual reading mode for biff2 and ods.
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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3373 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2014-07-24 15:56:03 +00:00
5a65855a48
fpspreadsheet: Implement virtual reading mode for biff8 and biff5 (activated by workbook option boVirtualMode when reading). Add demo_virtualmode_read. Update speed test (factor 2 faster than standard mode, main advantage: no significant memory usage)
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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3372 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2014-07-24 11:51:34 +00:00
7f8e8fb312
fpspreadsheet: Rename virtual mode event handler OnNeedCellData to OnWriteCellData. Add another virtual mode event handler for reading, OnReadCellData.
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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3370 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2014-07-23 21:51:06 +00:00
6959ebb070
fpspreadsheet: Rename test_* projects in folder examples/other to demo_*. Remove dependence on laz_fpspreadsheet package for easier testing, use unit directory for compiled files. Add readme.txt for this folder.
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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3366 8e941d3f-bd1b-0410-a28a-d453659cc2b4
2014-07-23 20:52:35 +00:00
