Re: Using name for BackgroundImage / Table / Cells

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Message

Mirko G�rgen

Posted: 01/23/2005 15:56:18

Thanks this works well

Last question how do I clear the picture again?

will this be enough?

table->Cells[r][c]->BackgroundImage = NULL;

table->Cells[r][c]->BackgroundImageFileName = "";

regards

Mirko

"Sergey Tkachenko" <[email protected]> wrote:

>Make sure that you use the last version of RVXML. It should save and load

>background images for tables.

>Important note:

>There is a difference in inserting pictures in document and using them as

>background images.

>When you insert picture, it's owned by trichview and should not be freed.

>But when you assign it to background, it's only copied.

>So the code should be:

>TGraphic* gr = new TJPEGImage;

>gr->LoadFromFile("C:\\editor\\img\\pic.jpg");

>table->Cells[r][c]->BackgroundImage = gr;

>table->Cells[r][c]->BackgroundStyle = rvbsTiled;

>delete gr;

>or

>TPicture *pic = new TPicture;

>pic->LoadFromFile("C:\\editor\\img\\pic.jpg");

>table->Cells[r][c]->BackgroundImage = pic->Graphic;

>table->Cells[r][c]->BackgroundStyle = rvbsTiled;

>delete pic;

>Now, to your question.

>There are special places to store image file names.

>For items (images and tables), it can get/set as a value of

>rvespImageFileName extra string property (see the help file on

>TRVExtraItemStrProperty).

>For table cells, it can be accessed as cell.BackgroundImageFileName.

>rvespImageFileName is a special property, it's not an item text which can

>set as the first parameter of InsertPicture/InsertItem. This property must

>be get/set by the special methods.

>Unfortunately, this property was added after RVXML was designed, so the

>implementation of these properties may be incomplete in it (but it

>definitely presents there)

>> Hi

>> For inserting Pictures to RVE I use s.th. like

>> String dbname = "picname"

>> RichViewEdit1->InsertPicture(dbname,gr,rvvaBaseline);

>> which works quite well

>> I now want to use s.th. simular for inserting BackgroundImage to Table

>Cell.

>> The Code so far is

>> TGraphic* gr = NULL;

>> gr = new TJPEGImage;

>> TPicture *pic = new TPicture;

>> if(gr) {

>> pic->LoadFromFile("C:\\editor\\img\\pic.jpg");

>> gr->Assign(pic->Graphic);

>> table->Cells[r][c]->BackgroundImage = gr;

>> table->Cells[r][c]->BackgroundStyle = rvbsTiled;

>> ..

>> The Code works, image is on the right place, but no possibilty to set

>name.

>> I need this because I use RVXML to produce XML and html, wich also works

>> quite perfect so far(After fixing some poor XML output ;-)

>> By the way, could it be that RXML doesn�t notice BackgroundImage of Cells?

>> But I guess this could be not to diffcult to fix this sympton.

>> So any idea for my problem?

>> regards

>> Mirko