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Fix bug #77670: Prevent deletion of the last slide master

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This commit is contained in:
Eduard Belozertsev
2025-10-27 17:45:16 +07:00
committed by Sergey Luzyanin
parent d6c1f28b6b
commit 62169a399a
1 changed files with 29 additions and 20 deletions
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49
slide/apiBuilder.js
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@ -2022,27 +2022,36 @@
return new ApiMaster(masterCopy);
};
/**
* Deletes the specified object from the parent if it exists.
* @typeofeditors ["CPE"]
* @returns {boolean} - return false if master doesn't exist or is not in the presentation.
* @see office-js-api/Examples/{Editor}/ApiMaster/Methods/Delete.js
/**
* Deletes the specified object from the parent if it exists.
* Note: Master can't be deleted if it's the last one in the presentation.
*
* @memberof ApiMaster
* @typeofeditors ["CPE"]
* @returns {boolean} - return false if master doesn't exist or is not in the presentation or couldn't be deleted (e.g. the last master).
*
* @see office-js-api/Examples/{Editor}/ApiMaster/Methods/Delete.js
*/
ApiMaster.prototype.Delete = function(){
if (this.Master && this.Master.presentation)
{
for (var nMaster = 0; nMaster < this.Master.presentation.slideMasters.length; nMaster++)
{
if (this.Master.Id === this.Master.presentation.slideMasters[nMaster].Id)
{
this.Master.presentation.removeSlideMaster(nMaster, 1);
return true;
}
}
}
return false;
};
ApiMaster.prototype.Delete = function () {
const presentation = this.Master && this.Master.presentation;
if (!presentation) {
return false;
}
const masters = presentation.slideMasters;
if (masters.length <= 1) {
return false;
}
for (let nMaster = 0; nMaster < masters.length; nMaster++) {
if (this.Master.Id === masters[nMaster].Id) {
presentation.removeSlideMaster(nMaster, 1);
return true;
}
}
return false;
};
/**
* Returns a theme of the slide master.