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Cleanup: introduce empty_weightsystem constant

Browse source 
To make things more future-proof, introduce an empty_weightsystem
constant. Replace explicit aggragate initialization of empty
weightsystems by this constant.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2019-11-03 23:08:32 +01:00 • committed by Dirk Hohndel
parent 92b833a7d8
commit dc67876c79
4 changed files with 6 additions and 6 deletions
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5
commands/command_edit.cpp
View file

@ -978,9 +978,8 @@ void AddWeight::undo()
void AddWeight::redo()
{
weightsystem_t ws { {0}, "" };
for (dive *d: dives) {
add_cloned_weightsystem(&d->weightsystems, ws);
add_cloned_weightsystem(&d->weightsystems, empty_weightsystem);
emit diveListNotifier.weightAdded(d, d->weightsystems.nr - 1);
}
}
@ -996,7 +995,7 @@ static int find_weightsystem_index(const struct dive *d, weightsystem_t ws)
RemoveWeight::RemoveWeight(int index, bool currentDiveOnly) :
EditDivesBase(currentDiveOnly),
ws{ {0}, nullptr }
ws(empty_weightsystem)
{
// Get the old weightsystem, bail if index is invalid
if (!current || index < 0 || index >= current->weightsystems.nr) {

2
core/equipment.h
View file

@ -50,6 +50,8 @@ typedef struct
const char *description; /* "integrated", "belt", "ankle" */
} weightsystem_t;
static const weightsystem_t empty_weightsystem = { { 0 }, 0 };
/* Table of weightsystems. Attention: this stores weightsystems,
* *not* pointers * to weightsystems. This has two crucial
* consequences:

3
core/parse.c
View file

@ -298,8 +298,7 @@ void cylinder_end(struct parser_state *state)
void ws_start(struct parser_state *state)
{
weightsystem_t w = { {0}, "" };
add_cloned_weightsystem(&state->cur_dive->weightsystems, w);
add_cloned_weightsystem(&state->cur_dive->weightsystems, empty_weightsystem);
}
void ws_end(struct parser_state *state)

2
qt-models/weightmodel.cpp
View file

@ -23,7 +23,7 @@ weightsystem_t WeightModel::weightSystemAt(const QModelIndex &index) const
int row = index.row();
if (row < 0 || row >= d->weightsystems.nr) {
qWarning("WeightModel: Accessing invalid weightsystem %d (of %d)", row, d->weightsystems.nr);
return { { 0 }, nullptr };
return empty_weightsystem;
}
return d->weightsystems.weightsystems[index.row()];
}