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path: root/qt-models/divetripmodel.cpp
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2018-11-23Core: move is-single-day-trip and count-shown functions into coreGravatar Berthold Stoeger
These functionality was used by the desktop filter. To unify desktop and mobile, move it into two new functions in divelist.c Since one of them is the only caller of is_same_day() move that likewise into divelist.c and make it of static linkage. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-23Cleanup: make "struct dive *" and "struct dive_trip *" Qt metatypesGravatar Berthold Stoeger
Just as we did for pointer to struct dive_site, make pointers to struct dive and struct dive_trip "Qt metatypes". This means that they can be passed through QVariants without taking a detour via void *. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-18Dive list: update position of trip if data changedGravatar Berthold Stoeger
If the date of a dive changed, it might be necessary to reorder the trips, as the date of the trip changed. Although this seems like an odd usecase, move the trip if necessary, for consistency's sake. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-18Core: remove "when" field of struct dive_tripGravatar Berthold Stoeger
The when field gives the time of the first dive. Instead of keeping this field in sync, replace it by a function that determines the time of the first dive. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-18Coding style: fix indentation in addDivesToTrip()Gravatar Berthold Stoeger
addDivesToTrip() had one level of indentation too much owing to a copy-and-paste error. Remove. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-18Dive list: move sort-functionality into coreGravatar Berthold Stoeger
To make sorting more controlled, move all sorting functions into the core. For this, introduce a "dive_or_trip" structure, which represents a top-level item. Adapt the DiveTripModel accordingly. There are now three sorting functions: 1) dive_less_than 2) trip_less_than 3) dive_or_trip_less_than These should be used by all sorting code. By moving them to a single place, the mess can hopefully be cleaned up. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-18Dive list: replace dive-list of trips by a tableGravatar Berthold Stoeger
The dives of each trip were kept in a list. Replace this by a struct dive_table. This will make it significantly easier to keep the dives of a trip in sorted state. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-16Dive list: invert sort-direction to reflect coreGravatar Berthold Stoeger
Traditionally, the DiveTripModel has its data sorted in opposite direction to the core-data (chronologically descending vs. ascending). This bring a number of subtle problems. For example, when filling the model, trips are filled according to the *last* dive, whereas later insertion points are according to the ->when value from the core, which depends on the *first* dive. As a start of fixing these subtleties, change the sort direction to reflect the core-data. Ideally, this should lead to a removal of the redundant data-representation. Since the model is now sorted in ascending order, sorting has to be enabled in the DiveListView constructor to reflect the default-descending order. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-05Dive list: let sort arrows reflect sort order for NR and DATEGravatar Berthold Stoeger
The old code always sorted by "ascending" by default. But because users typically want their new dives top, "ascending" was defined for NR and DATE, such that it is actually descending. Turn these around and intitialize these two fields as default-descending. This is possible using the Qt::InitialSortOrderRole role in DiveTripModel::headerData(). Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-04Dive list: use proper comparison when comparing dive to tripGravatar Berthold Stoeger
The DiveTripModels are sorted in *reverse* chronological order. Therefore, when comparing a dive against a trip, the dive has to be inserted if the dive has a *later* date. Change the comparison accordingly. Reported-by: Jan Mulder <jlmulder@xs4all.nl> Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-04Undo: fix addition of multiple divesGravatar Berthold Stoeger
The generic addInBatches() function is used to add batches of contiguous sets of dives to the dive-list models. The loop searching for the end of the batch used the wrong index and would therefore not properly cut the batches. Fix this. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-01Dive list: implement custom lessThan functionGravatar Berthold Stoeger
The dive list was sorted using the default-sorter of QSortFilterProxy model. This is mighty inflexible as it considers only one column. This has the funky effect that for rows with identical elements, the sort order depends on the previous sorting. Implement a lessThan() function in the MultiFilterSortModel, which simply hands the sorting down to the actual model. This might be considered a layering violation, but it makes things so much easier. Sadly, it seems like the column-to-be-sorted is transported in the provided indices. Therefore, the comparison is chosen using a switch for *every* comparison. It would seem much more logical to set a function pointer once and use that. Further investigations are necessary. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-11-01Dive list: make filter model aware of its sourceGravatar Berthold Stoeger
The data-flow from C-core to list-view is as follows: C-core --> DiveTripModel --> MultiSortFilterModel --> DiveListView The control-flow, on the other hand, differs as DiveListView accesses both MultiSortFilterModel and DiveTripModel, whereas MultiSortFilterModel is mostly unaware of its source model. This is in principle legitimate, as the MultiSortFilterModel might be used for different sources. In our particular case, this is not so. MultiSortFilterModel is written for a particular use case. Therefore, model control-flow follow after data-flow: Let MultiSortFilterModel set its own source model and DiveListView access the MultiSortFilterModel, which then manages its source model. This is not bike-shedding, but will enable a more flexible and higher-performance sorting. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-28Cleanup: remove DiveTripModel::layout() functionGravatar Berthold Stoeger
This accessor was never used. This is a small step in splitting the DiveTripModel in two (list & tree), which means that the layout is moved up to the view. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-21Dive list: update trip headers on filter-finishGravatar Berthold Stoeger
On change of the filter, the headers of non-extended trips were not updated. Therefore, on filter-finish-event loop over all trips in DiveTripModel and signal data-changed. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-14Cleanup: remove DiveItem and TripItem classesGravatar Berthold Stoeger
The DiveItem and TripItem classes were wrappers around dive * and dive_trip * used to extract tabular data. With the rework of DiveTripModel they lost all their state besides the pointer itself. The usage was: DiveItem item(d); item.data(...); This can now be simplified to the much more idiomatic diveData(d, ...); and analoguously for TripItem. While adapting the data() function to be part of DiveTripModel, change the QVariant ret switch(...) { ... case ...: ret = ...; break; ... } return ret; style to switch(...) { ... case ...: return ...; } Not only is this shorter and easier to reason about, it generally also improves the generated code. The compiler can directly construct the return value in the buffer provided by the caller. Though modern compilers start to be very good at avoiding unnecessary copies. In total this cleanup results in a net-reduction of 190 lines of code. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Dive list: unify sorting in core and Qt-modelGravatar Berthold Stoeger
Ultimately, we want to use a single dive-list and not replicate it in the Qt-model code. To this goal, let's start with using the same sort function. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Dive list: retain selection on moval of divesGravatar Berthold Stoeger
The current code cheats when it comes to move dives inside a trip or move dives between trips: Instead of using the *MoveRows() functionality, the dives are removed from and re-added to the respective trips. This loses the selection. Therefore, remember which of the moved dives are selected and select them manually after they are re-added. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Dive list: propagate current-item to frontendGravatar Berthold Stoeger
The command-objects select a current item, but this selection was not propagated to the front-end. The current item is the base for keyboard-navigation through the dive-list and therefore should be set correctly. It took some experimentation to get the flags right: QItemSelectionModel::Current Hopefully, these are the correct flags across all supported Qt versions! Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Undo: select dives after add, remove, merge, split dive commandsGravatar Berthold Stoeger
Select the proper dives after the add, remove, split and merge dives commands on undo *and* redo. Generally, select the added dives. For undo of add, remember the pre-addition selection. For redo of remove, select the closest dive to the first removed dive. The biggest part of the commit is the signal-interface between the dive commands and the dive-list model and dive-list view. This is done in two steps: 1) To the DiveTripModel in batches of trips. The dive trip model transforms the dives into indices. 2) To the DiveListView. The DiveListView has to translate the DiveTripModel indexes to actual indexes via its QSortFilterProxy- model. For code-reuse, derive all divelist-changing commands from a new base-class, which has a flag that describes whether the divelist changed. The helper functions which add and remove dives are made members of the base class and set the flag is a selected dive is added or removed. To properly detect when the current dive was deleted it became necessary to turn the current dive from an index to a pointer, because indices are not stable. Unfortunately, in some cases an index was expected and these places now have to transform the dive into an index. These should be converted in due course. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Dive list: remember selected divesGravatar Berthold Stoeger
Don't delesect dives, when unregistering them from the backend. If a previously selected dive is added, select it in the dive-list. For this purpose introduce a SELECTED_ROLE to query the DiveTripModel for selected dives. Unfortunately, when adding multiple selected dives, current_dive_changed is called for each of them, making this very slow. This will have to be fixed in subsequent commits. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Dive list: implement proper Qt-model semantics for DiveTripModelGravatar Berthold Stoeger
Previously, each dive-list modifying function would lead to a full model reset. Instead, implement proper Qt-model semantics using beginInsertRows()/endInsertRows(), beginRemoveRows()/ endRemoveRows(), dataChange(). To do so, a DiveListNotifer singleton is generatated, which broadcasts all changes to the dive-list. Signals are sent by the commands and received by the DiveTripModel. Signals are batched by dive-trip. This seems to be an adequate compromise for the two kinds of list-views (tree and list). In the common usecase mostly dives of a single trip are affected. Thus, batching of dives is performed in two positions: - At command-level to batch by trip - In DiveTripModel to feed batches of contiguous elements to Qt's begin*/end*-functions. This is conceptually simple, but rather complex code. To avoid repetition of complex loops, the batching is implemented in templated-functions, which are passed lambda-functions, which are called for each batch. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Undo: make diverse trip-related operations undo-ableGravatar Berthold Stoeger
AddDivesToTrip, CreateTrip, AutogroupDives, RemoveAutogenTrips and MergeTrips basically all did the same thing as RemoveDivesFromTrip, which was already implemented. Thus, factor our the common functionality and hook it up to make all these functions undo-able. Don't do the autogroup-call everytime the dive-list is rebuilt (that would create innumberable undo-actions), but only on dive-load / import or if expressly asked by the user [by switching the autogroup flag]. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Dive list: hand-code the DiveTripModelGravatar Berthold Stoeger
The dive list is fed data by means of a sorted "DiveTripModel". There are two modes: list and tree. This was implemented rather elegantly with a general "TreeModel", which can represent trees of arbitrary depths. Nevertheless, we have at most two levels and on the second level only dives can reside. Implementing proper model-semantics (insert, delete, move) will be quite a challenge and implementing it under the umbrella of a very general model will not make it easier. Therefore, for now, hardcode the model: At the top-level there are items which may either be a trip (can contain multiple dives) or a dive (contains exactly one dive). Thus, we can completely de-virutalize the DiveItem and TripItem classes, which are now trivial wrappers around dive * and dive_trip *. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-11Dive list: replace dive-id by dive pointerGravatar Berthold Stoeger
The undo-system now guarantees that pointers to dives are stable throughout their lifetime. Therefore, replace the unique index by pointers. This is a small performance improvement, but much more importantly, it will make it more natural to transport a pointer to the dive inside QModelIndex's private pointer. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-10-06Core: remove preexisting field from struct dive_tableGravatar Berthold Stoeger
Dives are now in all cases imported via distinct dive_tables. Therefore the "preexisting" marker is useless. Remove. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-09-04Desktop: buddies in the dive listGravatar Jan Mulder
As proposed in RFC #1587, now also alllow buddies to be shown in the divelist. Fixes: #1587 Signed-off-by: Jan Mulder <jlmulder@xs4all.nl>
2018-09-01Cleanup: make DiveTripModel a global objectGravatar Berthold Stoeger
DiveTripModel (the model describing the dive-list) was destroyed and recreated on every reset of the list. This seems excessive. Instead - in analogy to most other models - make it a single global object. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-07-30Cleanup: remove DiveListView::fixMessyQtModelBehaviour()Gravatar Berthold Stoeger
The function DiveListView::fixMessyQtModelBehaviour() was used to expand the first columns of dive-trips in the dive-list view. This function was called everytime that the dive-list was modified. It is kind of ludicrous that external callers would have to tell the DiveListView, when it has to update its column headers. Instead, place this functionality in the overriden reset() and rowsInserted() functions, as these are the only ways that rows can be added. Change the DiveTripModel to use the proper beginResetModel()/endResetModel() pair instead of the previous full deletion and full repopulation using the beginRemoveRows()/ endRemoveRows() and beginInsertRows()/endInsertRows(). Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-07-27Dive list view: move column width logic back from DiveTripModelGravatar Berthold Stoeger
Conceptually, the width of the columns should probably reside in the view not the model. But much more severly, the old code didn't work: Columns were set in a DiveTripModel, which was deleted right away. Therefore, move the logic back to the DiveListView. Introduce a QVector<int> of the initial column widths, so that they can be erased from the setting if unchanged. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-07-23Cleanup: remove DiveItem::icon_names member arrayGravatar Berthold Stoeger
Each DiveItem (which is a wrapper around diveId with some virtual functions), had a member icon_names, which is an array of four QStrings. These were not used anywhere and must be an obscure oversight and was probably planned as a static cons array?. In any case, remove it. There *was* a function-local analogous icon_names array in DiveItem::data() though. This array would initialize four QStrings from C-string literals on every invocation. Make this array static, local to the translation unit and use the QStringLiteral macro to construct the QString object at compile-time. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-07-15UI change of "images"/"photo" to "media" or "media files"Gravatar Stefan Fuchs
This changes the above mentioned terms everywhere in the UI to reflect the fact that Subsurface now also supports video files on top of image files. Signed-off-by: Stefan Fuchs <sfuchs@gmx.de>
2018-06-04Cleanup: fold core/helpers.h into core/qthelper.hGravatar Berthold Stoeger
helpers.h included qthelper.h and all functions declared in helpers.h were defined in qthelper.h. Therefore fold the former into the latter, since the split seems completely arbitrary. While doing so, change the return-type of get_dc_nichname from "const QString" to "QString". Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2018-05-14Core: remove dive.h from files that don't need itGravatar Dirk Hohndel
Of course, quite a few of them indirectly get it through other header files. Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2018-05-14Core: introduce new subsurface-string headerGravatar Dirk Hohndel
First small step to shrinking dive.h. Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2018-04-09Change taglist_get_tagstring to support 'unlimited' tag list sizeGravatar Jeremie Guichard
Previous taglist_get_tagstring signature/implementation did not allow handling of cases where inputted buffer could not contain all tags. New implementation allocates buffer based on pre-computed size allowing to insert all tags in the returned string. Added get_taglist_string in qthelper to handle conversion to QString Added TestTagList with tests for taglist_get_tagstring Signed-off-by: Jeremie Guichard <djebrest@gmail.com>
2018-04-04Add "Tags" column in Desktop app's dive list viewGravatar Jeremie Guichard
Add DiveItem::displayTags helper method to return Tags as a QString New Tags column is by default inserted before "Photos" column by default disabled Signed-off-by: Jeremie Guichard <djebrest@gmail.com>
2018-03-05Cleanup: Remove superfluous QString constructions in divetripmodel.cppGravatar Stefan Fuchs
Remove superfluous QString constructions in a couple of simple functions in divetripmodel.cpp Signed-off-by: Stefan Fuchs <sfuchs@gmx.de>
2018-03-05Use correct numeric format based on selected locale (Qt domain part)Gravatar Stefan Fuchs
This changes the numeric format of many values printed to the UI to reflect the correct numeric format of the selected locale: - dot or comma as decimal separator - comma or dot as thousands separator In the Qt domain the `L` flag is used case specific mostly in qthelper.cpp. Then the helper functions get_xxx_string() are used more consistently. Signed-off-by: Stefan Fuchs <sfuchs@gmx.de>
2018-01-11Use helper function empty_string() instead of manual checksGravatar Berthold Stoeger
For code consistency, substitute boolean expressions: s && *s -> !empty_string(s) s && s[0] -> !empty_string(s) !s || !*s -> empty_string(s) !s || !s[0] -> empty_string(s) Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2017-12-28cleanup: Logically dead codeGravatar Jan Mulder
CID 208318 Signed-off-by: Jan Mulder <jlmulder@xs4all.nl>
2017-11-30Use better aliases for icons.Gravatar Martin Měřinský
Icon aliases were complete mess. Some icons had alias some didn't. Named with underscores vs. hyphens vs. camelCase. Lower vs. upper case. "ICON" prefix vs. suffix vs. nothing. With vs. without filename suffix. Some didn't make sence. Eg. mapwidget-marker-gray (I can see, it's grey, but what does it represent?) Some were duplicated, eg warning vs. warning-icon. Some were name after widget, which is wrong. Do not reinvent wheel. Use widely used naming scheme close to Freedesktop Icon Naming Specification. This will enable usage of common icons from current set in the future. Thus Subsurface will fit nicely to GUI. This changes icon aliases to one, easy grep-able style. Signed-off-by: Martin Měřinský <mermar@centrum.cz>
2017-11-29Revert "Use consistent aliases for all icons."Gravatar Dirk Hohndel
This reverts commit 92e9c6606f6ef3ad16d2e31f9f9a8f5fa14f2c1a.
2017-11-29Use consistent aliases for all icons.Gravatar Martin Měřinský
Icon aliases were inconsistent mess. Underscores vs. hyphens vs. camelCase. With vs. without filename suffix. Lower vs. upper case. "icon" suffix vs. prefix vs. nothing. Some were duplicated, eg warning vs. warning-icon. Some icons didn't have alias at all. This changes all icon aliases to one, easy grep-able style which complies to Freedesktop Icon Naming Specification (Guidelines). Signed-off-by: Martin Měřinský <mermar@centrum.cz>
2017-10-09Display units in dive list table based on prefs optionGravatar Stefan Fuchs
Add a preferences option which enables or disables display of units in the main dive liste table. Signed-off-by: Stefan Fuchs <sfuchs@gmx.de>
2017-10-03divelist: prevent a crash for missing column widthGravatar Lubomir I. Ivanov
The `static int defaultWidth[]` definition in divelistview.cpp could potentially end up missing an element which can later result in out-of-bounds access when iterating through the list of columns and updating their widths. Add a couple of methods in DiveTripModel for setting and getting the widths and use those. The default values are now pre-set in a QVector in the DiveTripModel() constructor. Throw warnings if out-of-bounds columns are requested. Reported-by: Gaetan Bisson <bisson@archlinux.org> Signed-off-by: Lubomir I. Ivanov <neolit123@gmail.com>
2017-10-02[Divesite] Hook qt model for countryGravatar Tomaz Canabrava
See #144 Signed-off-by: Tomaz Canabrava <tcanabrava@kde.org> Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
2017-10-01Use helper function dive_endtime() where apropriateGravatar Stefan Fuchs
Calculating dive.when + dive.duration doesn't always give the correct endtime of a dive especially when a dive has surface interval(s) in the middle. Using the helper function dive_endtime() fixes this issue. Signed-off-by: Stefan Fuchs <sfuchs@gmx.de>
2017-05-26Creation of dive duration string and surface interval stringGravatar Stefan Fuchs
Update the function to create the dive duration string in a way that it can be used also in info and stats tab and added some more flexibility. Changed layout for <1h freedives to "0:05:35" (w/o units) or "5:35min" (with units and :) or "5min 35sec" (with units with space). Add a new function to create the surface interval string. Completely remove old function get_time_string() and get_time_string_s(). Signed-off-by: Stefan Fuchs <sfuchs@gmx.de>
2017-05-06Consistently show dive duration based on preferencesGravatar Dirk Hohndel
We now respect the settings in the preferences and also only show the duration as minutes and seconds if the dive is a free dive. Fixes #361 Fixes #362 Signed-off-by: Dirk Hohndel <dirk@hohndel.org>