124 lines
3.9 KiB
Plaintext
124 lines
3.9 KiB
Plaintext
# PIKA - Photo and Image Kooker Application
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# Copyright (C) 1995 Spencer Kimball and Peter Mattis
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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# "Perlized" from C source by Manish Singh <yosh@gimp.org>
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sub gradients_popup {
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$blurb = 'Invokes the Pika gradients selection dialog.';
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$help = 'Opens a dialog letting a user choose a gradient.';
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&andy_pdb_misc('1998');
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@inargs = (
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{ name => 'gradient_callback', type => 'string', non_empty => 1,
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desc => 'The callback PDB proc to call when user chooses a gradient' },
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{ name => 'popup_title', type => 'string',
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desc => 'Title of the gradient selection dialog' },
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{ name => 'initial_gradient_name', type => 'string', null_ok => 1,
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desc => 'The name of the initial gradient choice' }
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);
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%invoke = (
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code => <<'CODE'
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{
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/* Formerly, this procedure had another parameter:
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* the sample size of the gradient's data passed in the changed callback.
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* Now the sample size is determined by core, and in the future,
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* the callback won't return a sample of the data at all.
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*/
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if (pika->no_interface ||
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! pika_pdb_lookup_procedure (pika->pdb, gradient_callback) ||
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! pika_pdb_dialog_new (pika, context, progress,
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pika_data_factory_get_container (pika->gradient_factory),
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popup_title, gradient_callback, initial_gradient_name,
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NULL))
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success = FALSE;
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}
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CODE
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);
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}
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sub gradients_close_popup {
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$blurb = 'Close the gradient selection dialog.';
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$help = 'Closes an open gradient selection dialog.';
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&andy_pdb_misc('1998');
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@inargs = (
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{ name => 'gradient_callback', type => 'string', non_empty => 1,
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desc => 'The name of the callback registered for this pop-up' }
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);
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%invoke = (
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code => <<'CODE'
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{
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if (pika->no_interface ||
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! pika_pdb_lookup_procedure (pika->pdb, gradient_callback) ||
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! pika_pdb_dialog_close (pika, pika_data_factory_get_container (pika->gradient_factory),
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gradient_callback))
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success = FALSE;
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}
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CODE
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);
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}
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sub gradients_set_popup {
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$blurb = 'Sets the current gradient in a gradient selection dialog.';
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$help = $blurb;
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&andy_pdb_misc('1998');
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@inargs = (
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{ name => 'gradient_callback', type => 'string', non_empty => 1,
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desc => 'The name of the callback registered for this pop-up' },
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{ name => 'gradient_name', type => 'string',
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desc => 'The name of the gradient to set as selected' }
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);
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%invoke = (
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code => <<'CODE'
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{
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if (pika->no_interface ||
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! pika_pdb_lookup_procedure (pika->pdb, gradient_callback) ||
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! pika_pdb_dialog_set (pika, pika_data_factory_get_container (pika->gradient_factory),
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gradient_callback, gradient_name,
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NULL))
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success = FALSE;
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}
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CODE
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);
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}
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@headers = qw("core/pika.h"
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"core/pikadatafactory.h"
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"core/pikagradient.h");
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@procs = qw(gradients_popup
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gradients_close_popup
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gradients_set_popup);
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%exports = (app => [@procs], lib => [@procs]);
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$desc = 'Gradient UI';
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$doc_title = 'pikagradientselect';
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$doc_short_desc = 'Methods of a gradient chooser dialog';
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$doc_long_desc = 'A dialog letting a user choose a gradient. Read more at pikafontselect.';
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1;
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