mirror of https://github.com/odrling/Aegisub
84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
// Copyright (c) 2014, Thomas Goyne <plorkyeran@aegisub.org>
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//
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// Permission to use, copy, modify, and distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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// Aegisub Project http://www.aegisub.org/
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#include "config.h"
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#include "selection_controller.h"
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#include "ass_dialogue.h"
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#include "ass_file.h"
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#include "include/aegisub/context.h"
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#include "subs_controller.h"
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#include "utils.h"
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SelectionController::SelectionController(agi::Context *c)
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: context(c)
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, open_connection(c->subsController->AddFileOpenListener(&SelectionController::OnSubtitlesOpen, this))
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, save_connection(c->subsController->AddFileSaveListener(&SelectionController::OnSubtitlesSave, this))
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{
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}
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void SelectionController::OnSubtitlesOpen() {
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selection.clear();
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active_line = nullptr;
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if (!context->ass->Events.empty()) {
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int row = mid<int>(0, context->ass->GetUIStateAsInt("Active Line"), context->ass->Events.size());
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active_line = &*std::next(context->ass->Events.begin(), row);
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selection.insert(active_line);
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}
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AnnounceSelectedSetChanged();
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AnnounceActiveLineChanged(active_line);
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}
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void SelectionController::OnSubtitlesSave() {
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if (active_line)
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context->ass->SaveUIState("Active Line", std::to_string(std::distance(
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context->ass->Events.begin(), context->ass->Events.iterator_to(*active_line))));
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}
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void SelectionController::SetSelectedSet(Selection new_selection) {
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selection = std::move(new_selection);
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AnnounceSelectedSetChanged();
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}
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void SelectionController::SetActiveLine(AssDialogue *new_line) {
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if (new_line != active_line) {
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active_line = new_line;
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AnnounceActiveLineChanged(new_line);
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}
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}
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void SelectionController::SetSelectionAndActive(Selection new_selection, AssDialogue *new_line) {
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SetSelectedSet(std::move(new_selection));
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SetActiveLine(new_line);
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}
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void SelectionController::PrevLine() {
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if (!active_line) return;
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auto it = context->ass->Events.iterator_to(*active_line);
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if (it != context->ass->Events.begin()) {
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--it;
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SetSelectionAndActive({&*it}, &*it);
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}
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}
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void SelectionController::NextLine() {
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if (!active_line) return;
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auto it = context->ass->Events.iterator_to(*active_line);
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if (++it != context->ass->Events.end())
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SetSelectionAndActive({&*it}, &*it);
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}
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